Saifi และผู้แต่งคนอื่นๆ. 2002. An investigation of the factors associated with contraceptive method-choice in Kanchanaburi. Field of Study Population and Reproductive Health Research, Mahidol University;
Saifi และผู้แต่งคนอื่นๆ. (2002) An investigation of the factors associated with contraceptive method-choice in Kanchanaburi . Mahidol University/Bangkok.
Saifi และผู้แต่งคนอื่นๆ. An investigation of the factors associated with contraceptive method-choice in Kanchanaburi. . Bangkok:Mahidol University, 2002.
Saifi และผู้แต่งคนอื่นๆ. (2002) An investigation of the factors associated with contraceptive method-choice in Kanchanaburi . Mahidol University/Bangkok.