APA引文

Williams, H. (1948). The ancient volcanoes of Oregon. Oregon State System of Higher Education.

Chicago Style (17th ed.) Citation

Williams, Howel. The Ancient Volcanoes of Oregon. Eugene: Oregon State System of Higher Education, 1948.

MLA引文

Williams, Howel. The Ancient Volcanoes of Oregon. Oregon State System of Higher Education, 1948.

警告：這些引文格式不一定是100％准確.