APA (7th ed.) Citation

Whiffen, D. H. (1972). Spectroscopy (2nd ed.). Longman Group.

Chicago Style (17th ed.) Citation

Whiffen, D. H. Spectroscopy. 2nd ed. London: Longman Group, 1972.

MLA (9th ed.) Citation

Whiffen, D. H. Spectroscopy. 2nd ed. Longman Group, 1972.

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