APA引文

Wilford, J. N. (1981). mapmakers. Alfred. A. Knopf.

Chicago Edition Citation

Wilford, John Noble. Mapmakers. New York: Alfred. A. Knopf, 1981.

MLA引文

Wilford, John Noble. Mapmakers. Alfred. A. Knopf, 1981.

警告：這些引文格式不一定是100％准確.