APA 7
APA 7th Edition is the most commonly used referencing style here at the University of Portsmouth. Below you will find general guidance on how to reference and cite using APA 7th Edition, as well as examples for the specific sources you are likely to use in your assignments.
Your department or lecturer may prefer you to reference sources differently from the guidance given here. Always follow the requirements of your department or lecturer.
External visitors are welcome to use this guide, but note that your institution's requirements may differ from those suggested here.
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To find the information needed for referencing maps within Digimap, click on the 'Map Information' tab within the site.
Examples are included here from three of the products within Digimap. You can use the same template to format map references from other products. If in doubt, please ask us.
OS Roam
To find the information needed for referencing maps within OS Roam, click on the 'Map Information' tab within the site.
Reference
Name of Organisation. (Year, Month source data was published). [Map; description; scale]. Source product name. URL
Ordnance Survey. (2021, August). [Map; Gunwharf Quays, 1:1,250]. OS MasterMap. https://digimap.edina.ac.uk/roam/map/os
In-text Citation
Mapping of Gunwharf Quays (Ordnance Survey, 2021) shows that...
Historic Roam
To find the date, source title and revision information, click on 'Feature Information' from the options at the top of the screen, then click on the map.
Reference
Name of Organisation. (Year source data was published). [Map; description, scale]. Series title, revision if applicable. Source product name. URL
Ordnance Survey. (1898). [Map; Town Hall, Portsmouth, 1:2,500]. County Series, 1st Revision. Historic Roam. https://digimap.edina.ac.uk/roam/map/historic
In-text Citation
The layout of the road at this time... (Ordnance Survey, 1898)
Geology Roam
From the 'Map Information' tab, click on the 'Map Product' link. The dates shown in the table should be the latest versions that are used in Geology Roam. Choose the current version date appropriate for the map product you used.
Reference
Name of Organisation. (Year, Month source data was published). [Map; description; scale]. Source product name. URL
British Geological Survey. (2016). [Map; Loch Assynt, 1:50,000]. DigMapGB-50. https://digimap.edina.ac.uk/roam/map/geology
In-text Citation
The unconformity visible at Loch Assynt (British Geological Survey, 2016) ...