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<xml><bibliography><APA>Panida Chanapiwat และผู้แต่งคนอื่นๆ. (2007) Effect of DHA-enriched hen egg yolk and cysteine on quality of cryopreserved boar semen. Chulalongkorn University:ม.ป.ท.</APA><Chicago>Panida Chanapiwat และผู้แต่งคนอื่นๆ. 2007. Effect of DHA-enriched hen egg yolk and cysteine on quality of cryopreserved boar semen. ม.ป.ท.:Chulalongkorn University;</Chicago><MLA>Panida Chanapiwat และผู้แต่งคนอื่นๆ.  Effect of DHA-enriched hen egg yolk and cysteine on quality of cryopreserved boar semen.  ม.ป.ท.:Chulalongkorn University, 2007. Print.</MLA></bibliography></xml>
