APA-ийн эшлэл(7 дахь хэвлэлт)

Environmental Protection UK. (2014). Essential environment: A comprehensive guide to UK and EU environment protection legislation (Edition 36.). Environmental Technology Publications Ltd.

Чикаго-гийн эшлэл (17 дахь хэвлэлт)

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 -ийн эшлэл (9 дэх хэвлэлт)

Environmental Protection UK. Essential Environment: A Comprehensive Guide to UK and EU Environment Protection Legislation. Edition 36. Environmental Technology Publications Ltd, 2014.