APA (7th ed.) Citation

Halttum, R. E. (1957). A revised Flora of Malaya. United States Government Printing Office.

Chicago Style (17th ed.) Citation

Halttum, Richard E. A Revised Flora of Malaya. Singapore: United States Government Printing Office, 1957.

MLA (9th ed.) Citation

Halttum, Richard E. A Revised Flora of Malaya. United States Government Printing Office, 1957.

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