Ismail, M. M. (2002). Production and marketing of beekeeping products and by- products. Research Management Centre.
Chicago-tyylinen lähdeviittausIsmail, Mohd Mansor. Production and Marketing of Beekeeping Products and By- Products. Research Management Centre, 2002.
MLA-viiteIsmail, Mohd Mansor. Production and Marketing of Beekeeping Products and By- Products. Research Management Centre, 2002.
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