APA引文

Gilkey, H. M. (1945). Northwestern American plants. Oregon State College ; College Press.

Chicago Style (17th ed.) Citation

Gilkey, Helen M. Northwestern American Plants. Corvallis, Or.: Oregon State College ; College Press, 1945.

MLA引文

Gilkey, Helen M. Northwestern American Plants. Oregon State College ; College Press, 1945.

警告：這些引文格式不一定是100％准確.