APA (7th ed.) Citation

Nuffield Chemistry. (1968). The sample scheme. Penguin Books.

Chicago Style (17th ed.) Citation

Nuffield Chemistry. The Sample Scheme. Longmans: Penguin Books, 1968.

MLA (9th ed.) Citation

Nuffield Chemistry. The Sample Scheme. Penguin Books, 1968.

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