(1964). Defenders: The magazine of defenders of wildlife. Washington, D C : Defenders of Wildlife.
芝加哥风格引文Defenders: The Magazine of Defenders of Wildlife. Washington, D C : Defenders of Wildlife, 1964.
MLA引文Defenders: The Magazine of Defenders of Wildlife. Washington, D C : Defenders of Wildlife, 1964.
警告：这些引文格式不一定是100％准确.