APA (7th ed.) Citation

Saunders, J. R., & Moss, D. (1970). The question and answer book of nature (9th imp.). Odhams Books.

Chicago Style (17th ed.) Citation

Saunders, John R., and Donald Moss. The Question and Answer Book of Nature. 9th imp. London [etc.]: Odhams Books, 1970.

MLA (9th ed.) Citation

Saunders, John R., and Donald Moss. The Question and Answer Book of Nature. 9th imp. Odhams Books, 1970.