APA引文

Helm, J. (1978). Subarctic. Smithsonian Institute.

Chicago Style (17th ed.) Citation

Helm, June. Subarctic. Washington: Smithsonian Institute, 1978.

MLA引文

Helm, June. Subarctic. Smithsonian Institute, 1978.

警告：這些引文格式不一定是100％准確.