APA-viite (7. p.)
Environmental Protection UK. (2014). Essential environment: A comprehensive guide to UK and EU environment protection legislation (Edition 36.). Environmental Technology Publications Ltd.
Chicago-viite (17. p.)
Environmental Protection UK. Essential Environment: A Comprehensive Guide to UK and EU Environment Protection Legislation. Edition 36. Hertfordshire, [England]: Environmental Technology Publications Ltd, 2014.
MLA-viite (9. p.)
Environmental Protection UK. Essential Environment: A Comprehensive Guide to UK and EU Environment Protection Legislation. Edition 36. Environmental Technology Publications Ltd, 2014.
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