Cita APA (7th ed.)

Addison, G. . . . . . . . . . . . . . . . . H. (1961). Malayan orchid hybrids: First supplement. Government Printing Office.

Cita Chicago (17th ed.)

Addison, G H. Malayan Orchid Hybrids: First Supplement. Singapore: Government Printing Office, 1961.

Cita MLA (9th ed.)

Addison, G H. Malayan Orchid Hybrids: First Supplement. Government Printing Office, 1961.