APA (7th ed.) Citation

Ongley, P. (1975). Chemistry. Longmans.

Chicago Style (17th ed.) Citation

Ongley, P.A. Chemistry. London: Longmans, 1975.

MLA (9th ed.) Citation

Ongley, P.A. Chemistry. Longmans, 1975.

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