APA (7th ed.) Citation

(1913). Purpling chromogen of Hawaiian Dioscorea. GPO.

Chicago Style (17th ed.) Citation

Purpling Chromogen of Hawaiian Dioscorea. [Washington]: GPO, 1913.

MLA (9th ed.) Citation

Purpling Chromogen of Hawaiian Dioscorea. GPO, 1913.

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