Phunee Ratanasaeng และผู้แต่งคนอื่นๆ. (2007) Effect of 17 [beta]-estradiol on induction of vitellogenesis in immature female and male frogs, Hoplobatrachus rugulosus. Chulalongkorn University:ม.ป.ท.Phunee Ratanasaeng และผู้แต่งคนอื่นๆ. 2007. Effect of 17 [beta]-estradiol on induction of vitellogenesis in immature female and male frogs, Hoplobatrachus rugulosus. ม.ป.ท.:Chulalongkorn University;Phunee Ratanasaeng และผู้แต่งคนอื่นๆ. Effect of 17 [beta]-estradiol on induction of vitellogenesis in immature female and male frogs, Hoplobatrachus rugulosus. ม.ป.ท.:Chulalongkorn University, 2007. Print.