Philippines (Republic) Bureau of Lands. (1962). Philippine land surveyors manual. Certeza Surveying.
芝加哥风格引文Philippines (Republic) Bureau of Lands. Philippine Land Surveyors Manual. Manila: Certeza Surveying, 1962.
MLA引文Philippines (Republic) Bureau of Lands. Philippine Land Surveyors Manual. Certeza Surveying, 1962.
警告：这些引文格式不一定是100％准确.