APA (7th ed.) Citation

Safford, W. E. (1913). Annona sericea and its allies. U.S. Government Printing Office.

Chicago Style (17th ed.) Citation

Safford, William Edwin. Annona Sericea and Its Allies. [Place of publication not identified]: U.S. Government Printing Office, 1913.

MLA (9th ed.) Citation

Safford, William Edwin. Annona Sericea and Its Allies. U.S. Government Printing Office, 1913.