Philippine Islands Bureau of Lands. Informe annual del director de terrenos. Bureau of Print.
芝加哥风格引文Philippine Islands Bureau of Lands. Informe Annual Del Director De Terrenos. Manila: Bureau of Print.
MLA引文Philippine Islands Bureau of Lands. Informe Annual Del Director De Terrenos. Bureau of Print.
警告：这些引文格式不一定是100％准确.