Saroj Prasad. 1988. A comparative study of knowledge, attitude and practice of women in reproductive age concerning maternal and child health care (Antenatal care) child health care activities with blue card and without blue card program in Ratchaburi province. Faculty of Graduate Studies, Mahidol University;

Saroj Prasad. A comparative study of knowledge, attitude and practice of women in reproductive age concerning maternal and child health care (Antenatal care) child health care activities with blue card and without blue card program in Ratchaburi province. . Bangkok:Mahidol University, 1988.

Saroj Prasad. (1988) A comparative study of knowledge, attitude and practice of women in reproductive age concerning maternal and child health care (Antenatal care) child health care activities with blue card and without blue card program in Ratchaburi province . Mahidol University/Bangkok.