Citazione Stile APA (7a Edizione)

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

Citazione stile Chigago Style (17a edizione)

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

Citatione MLA (9a ed.)

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