Ladlad, V. P. (1993). Land use problems in urbanizing regions: The case of Laguna Lake Basin. Philippine Peasant Institute.
Lua i Stíl Chicago (17ú heag.)Ladlad, Vicente P. Land Use Problems in Urbanizing Regions: The Case of Laguna Lake Basin. Quezon City: Philippine Peasant Institute, 1993.
Lua MLA (9ú heag.)Ladlad, Vicente P. Land Use Problems in Urbanizing Regions: The Case of Laguna Lake Basin. Philippine Peasant Institute, 1993.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.