APA引文

Snodgrass, R. E. (1935). Principles of insect morphology.

Chicago Edition Citation

Snodgrass, R E. Principles of Insect Morphology. Bombay, Tata mc Graw Hill Publishing Co Ltd, 1935.

MLA引文

Snodgrass, R E. Principles of Insect Morphology. 1935.

警告：這些引文格式不一定是100％准確.