Vetter, R. C. (1974). Oceanography: The last frontier. Voice of America.
芝加哥风格引文Vetter, Richard C. Oceanography: The Last Frontier. Washington, D. C: Voice of America, 1974.
MLA引文Vetter, Richard C. Oceanography: The Last Frontier. Voice of America, 1974.
警告：这些引文格式不一定是100％准确.