Drilon, J. D. (1977). Agricultural research systems in Asia. Southeast Asian Regional Center for Graduate Study and Research in Agriculture.
Chicago Style (17. basım) AtıfDrilon, Jose D. Agricultural Research Systems in Asia. Laguna: Southeast Asian Regional Center for Graduate Study and Research in Agriculture, 1977.
MLA (9th ed.) AtıfDrilon, Jose D. Agricultural Research Systems in Asia. Southeast Asian Regional Center for Graduate Study and Research in Agriculture, 1977.
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