APA (7th ed.) Citation

Wallace, A. R. Catalogue of the dipterous insects collected at Singapore and Malacca.

Chicago Style (17th ed.) Citation

Wallace, Alfred Russel. Catalogue of the Dipterous Insects Collected at Singapore and Malacca.

MLA (9th ed.) Citation

Wallace, Alfred Russel. Catalogue of the Dipterous Insects Collected at Singapore and Malacca.

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