University of the Philippines Planning and Development Research Foundation Inc. (UP PLANADES). Regional tourism master plan for Southern Tagalog (Region IV: Preliminary report. University of the Philippines Planning and Development Research Foundation Inc. (UP PLANADES).
Chicago-viite (17. p.)University of the Philippines Planning and Development Research Foundation Inc. (UP PLANADES). Regional Tourism Master Plan for Southern Tagalog (Region IV: Preliminary Report. Quezon City: University of the Philippines Planning and Development Research Foundation Inc. (UP PLANADES).
MLA-viite (9. p.)University of the Philippines Planning and Development Research Foundation Inc. (UP PLANADES). Regional Tourism Master Plan for Southern Tagalog (Region IV: Preliminary Report. University of the Philippines Planning and Development Research Foundation Inc. (UP PLANADES).