Martin, B. (1987). World Birds. Guinness Superlatives Ltd.
芝加哥风格引文Martin, Brian. World Birds. London: Guinness Superlatives Ltd, 1987.
MLA引文Martin, Brian. World Birds. Guinness Superlatives Ltd, 1987.
警告：这些引文格式不一定是100％准确.
APA引文