383593 Leifer, M. (1968). The Philippine claim to Sabah. Zug : Inter Documentation.
芝加哥风格引文383593 Leifer, Michael. The Philippine Claim to Sabah. Zug : Inter Documentation, 1968.
MLA引文383593 Leifer, Michael. The Philippine Claim to Sabah. Zug : Inter Documentation, 1968.
警告：这些引文格式不一定是100％准确.