Gao และผู้แต่งคนอื่นๆ. 2000. Effect of childbirth education on knowledge and practice of pregnant women during labor. Field of Study Maternal and Child Nursing, Chiang Mai University;
Gao และผู้แต่งคนอื่นๆ. (2000) Effect of childbirth education on knowledge and practice of pregnant women during labor . Chiang Mai University/Chiang Mai.
Gao และผู้แต่งคนอื่นๆ. Effect of childbirth education on knowledge and practice of pregnant women during labor. . Chiang Mai:Chiang Mai University, 2000.
Gao และผู้แต่งคนอื่นๆ. (2000) Effect of childbirth education on knowledge and practice of pregnant women during labor . Chiang Mai University/Chiang Mai.