APA引文

Steelquist, R. (1988). Washington: Portrait of the land. American Geographic Pub..

Chicago Style (17th ed.) Citation

Steelquist, Robert. Washington: Portrait of the Land. Helena, Mont.: American Geographic Pub., 1988.

MLA引文

Steelquist, Robert. Washington: Portrait of the Land. American Geographic Pub., 1988.

警告：這些引文格式不一定是100％准確.