Sahni, K. (1990). Gymnosperms of India and adjacent countries. Bishen Singh Mahendra Singh.
Chicago Edition CitationSahni, K.C. Gymnosperms of India and Adjacent Countries. Dehradun: Bishen Singh Mahendra Singh, 1990.
MLA引文Sahni, K.C. Gymnosperms of India and Adjacent Countries. Bishen Singh Mahendra Singh, 1990.
警告:这些引文格式不一定是100%准确.