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Negash และผู้แต่งคนอื่นๆ. 2002. Sociodemographic factors associated with the use and non-use of modern contraception in married women. Field of Study Health Development, Chulalongkorn University;
Negash และผู้แต่งคนอื่นๆ. (2002) Sociodemographic factors associated with the use and non-use of modern contraception in married women . Chulalongkorn University/Bangkok.
Negash และผู้แต่งคนอื่นๆ. Sociodemographic factors associated with the use and non-use of modern contraception in married women. . Bangkok:Chulalongkorn University, 2002.
Negash และผู้แต่งคนอื่นๆ. (2002) Sociodemographic factors associated with the use and non-use of modern contraception in married women . Chulalongkorn University/Bangkok.