Gopakuma,k, harikrishnan Nayer,J, & Pramod ,G. Krishnan. (1997). DRIDADARUKKAL Krishiyum Paripalanavum. Kerala Agricultural University.
Chicago Style aipamenaGopakuma,k, harikrishnan Nayer,J, and Pramod ,G. Krishnan. DRIDADARUKKAL Krishiyum Paripalanavum. tHRISSUR: Kerala Agricultural University, 1997.
MLA aipamenaGopakuma,k, et al. DRIDADARUKKAL Krishiyum Paripalanavum. Kerala Agricultural University, 1997.
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