Cita APA (7th ed.)

Roberts, E. (1984). Vegetable materia medica : of: India and Ceylon. Bishen -- Singh Mahendra Pal Singh.

Cita Chicago (17th ed.)

Roberts, Emmanuel. Vegetable Materia Medica : of: India and Ceylon. Dehra Dun: Bishen -- Singh Mahendra Pal Singh, 1984.

Cita MLA (9th ed.)

Roberts, Emmanuel. Vegetable Materia Medica : of: India and Ceylon. Bishen -- Singh Mahendra Pal Singh, 1984.