APA引文

Cressman, L. S. (1937). Petroglyphs of Oregon. University of Oregon.

Chicago Style (17th ed.) Citation

Cressman, Luther S. Petroglyphs of Oregon. Eugene: University of Oregon, 1937.

MLA引文

Cressman, Luther S. Petroglyphs of Oregon. University of Oregon, 1937.

警告：這些引文格式不一定是100％准確.