APA (7th ed.) Citation

PYE-SMITH. (1989). World conservation. Macdonald Educational.

Chicago Style (17th ed.) Citation

PYE-SMITH. World Conservation. Hemel Hempstead: Macdonald Educational, 1989.

MLA (8th ed.) Citation

PYE-SMITH. World Conservation. Macdonald Educational, 1989.

Warning: These citations may not always be 100% accurate.