APA aipamena

Cabigon, J. V. (1976). Trend in mean age at first marriage on the basis of Cohort data: Philippines, 1973. s.n.].

Chicago Style aipamena

Cabigon, Josefina V. Trend in Mean Age at First Marriage on the Basis of Cohort Data: Philippines, 1973. [S.l: s.n.], 1976.

MLA aipamena

Cabigon, Josefina V. Trend in Mean Age at First Marriage on the Basis of Cohort Data: Philippines, 1973. s.n.], 1976.