APA引文

Duthie, J. F. (1979). Orchids of the North - Western Himalaya. Bishen Singh Mahendra Pal Singh.

Chicago Edition Citation

Duthie, J F. Orchids of the North - Western Himalaya. Dehradun: Bishen Singh Mahendra Pal Singh, 1979.

MLA引文

Duthie, J F. Orchids of the North - Western Himalaya. Bishen Singh Mahendra Pal Singh, 1979.

警告：這些引文格式不一定是100％准確.