Tey Nai Peng. (1988). Direct and indirect determinants of fertility in Peninsular Malaysia: A report submitted to the National Population and Family Development Board (NPFDB) and the United Nations Fund for Population Activities (UNFPA). [s.n.].

Tey Nai Peng. Direct and Indirect Determinants of Fertility in Peninsular Malaysia: A Report Submitted to the National Population and Family Development Board (NPFDB) and the United Nations Fund for Population Activities (UNFPA). Kuala Lumpur: [s.n.], 1988.

Tey Nai Peng. Direct and Indirect Determinants of Fertility in Peninsular Malaysia: A Report Submitted to the National Population and Family Development Board (NPFDB) and the United Nations Fund for Population Activities (UNFPA). [s.n.], 1988.