APA (7th ed.) Citation

Perold, G. W. (1965). 1965: The centenary of a formula: Kekulé's benzene theory.

Chicago Style (17th ed.) Citation

Perold, G. W. 1965: The Centenary of a Formula: Kekulé's Benzene Theory. 1965.

MLA (9th ed.) Citation

Perold, G. W. 1965: The Centenary of a Formula: Kekulé's Benzene Theory. 1965.

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