APA引文

Philippines Department of Tourism Region V, Bicol Region. (1997). Bicol region 1997 situation report. Department of Tourism. Region V.

芝加哥风格引文

Philippines Department of Tourism Region V, Bicol Region. Bicol Region 1997 Situation Report. Legazpi City: Department of Tourism. Region V, 1997.

MLA引文

Philippines Department of Tourism Region V, Bicol Region. Bicol Region 1997 Situation Report. Department of Tourism. Region V, 1997.

警告：这些引文格式不一定是100％准确.