R.D. Guerrero III...et.al. (1998). Training module on lake environment protection , conservation and management prepared by teachers of Los Banos.Sponsored by PCAMRD. [s.n.].
Chicago Style (17. basım) AtıfR.D. Guerrero III...et.al. Training Module on Lake Environment Protection , Conservation and Management Prepared by Teachers of Los Banos.Sponsored by PCAMRD. [s.l.]: [s.n.], 1998.
MLA (9th ed.) AtıfR.D. Guerrero III...et.al. Training Module on Lake Environment Protection , Conservation and Management Prepared by Teachers of Los Banos.Sponsored by PCAMRD. [s.n.], 1998.
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