©2013 National Research Council of Thailand
Chanchai Songthaveesin. 1993. Morphological studies on crocodile spermatozoa (Crocodylus siamensis). Faculty of Graduate Studies, Mahidol University;
Chanchai Songthaveesin. (1993) Morphological studies on crocodile spermatozoa (Crocodylus siamensis) . Mahidol University/Bangkok.
Chanchai Songthaveesin. Morphological studies on crocodile spermatozoa (Crocodylus siamensis). . Bangkok:Mahidol University, 1993.
Chanchai Songthaveesin. (1993) Morphological studies on crocodile spermatozoa (Crocodylus siamensis) . Mahidol University/Bangkok.