Peeraya Munkhetvit. 1995. Localization of the hormone-producing cells in the pars distalis of Rana catesbeiana and its changes during development and seasonal variation. Faculty of Graduate Studies, Mahidol University;

Peeraya Munkhetvit. Localization of the hormone-producing cells in the pars distalis of Rana catesbeiana and its changes during development and seasonal variation. . Bangkok:Mahidol University, 1995.

Peeraya Munkhetvit. (1995) Localization of the hormone-producing cells in the pars distalis of Rana catesbeiana and its changes during development and seasonal variation . Mahidol University/Bangkok.