Polat, R., Copur, O., Sağlam, C., & Sağlam, R. (2006). Energy use pattern and cost analysis of cotton agriculture: A case study for Sanliurfa, Turkey. Philippine Agricultural Scientist, The (Formerly the Philippine Agriculturist).
Chicago-referens (17:e uppl.)Polat, Refik, Osman Copur, Cevdet Sağlam, och Ramazan Sağlam. "Energy Use Pattern and Cost Analysis of Cotton Agriculture: A Case Study for Sanliurfa, Turkey." Philippine Agricultural Scientist, The (Formerly the Philippine Agriculturist) 2006.
MLA-referens (9:e uppl.)Polat, Refik, et al. "Energy Use Pattern and Cost Analysis of Cotton Agriculture: A Case Study for Sanliurfa, Turkey." Philippine Agricultural Scientist, The (Formerly the Philippine Agriculturist), 2006.
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