APA引文

Kutmer, M. L. (1987). Astronomy: A physical perspective. Harper & Row.

Chicago Edition Citation

Kutmer, Marc L. Astronomy: A Physical Perspective. New York: Harper & Row, 1987.

MLA引文

Kutmer, Marc L. Astronomy: A Physical Perspective. Harper & Row, 1987.

警告：這些引文格式不一定是100％准確.