Farid, S. (1973). Demographic models for changing marriage frequencies. test, 6(2), 119-130. doi: 10.21608/mskas.1973.417491

S M Farid. "Demographic models for changing marriage frequencies". test, 6, 2, 1973, 119-130. doi: 10.21608/mskas.1973.417491

Farid, S. (1973). 'Demographic models for changing marriage frequencies', test, 6(2), pp. 119-130. doi: 10.21608/mskas.1973.417491

Farid, S. Demographic models for changing marriage frequencies. test, 1973; 6(2): 119-130. doi: 10.21608/mskas.1973.417491