Radford, G. J., & Toribio, M. Z. B. (1996). Environmental planning and management concerns in the Calabarzon area, Philippines. ERMP, Institute of Environmental Science and Management, College of Arts and Sciences, University of the Philippines at Los Banos.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रRadford, Gregory J., और Ma. Zita Butardo Toribio. Environmental Planning and Management Concerns in the Calabarzon Area, Philippines. College, Laguna: ERMP, Institute of Environmental Science and Management, College of Arts and Sciences, University of the Philippines at Los Banos, 1996.
एमएलए (9वां संस्करण) प्रशस्ति पत्रRadford, Gregory J., और Ma. Zita Butardo Toribio. Environmental Planning and Management Concerns in the Calabarzon Area, Philippines. ERMP, Institute of Environmental Science and Management, College of Arts and Sciences, University of the Philippines at Los Banos, 1996.