Cita APA

De Guzman, E. A. (1976). The value of children: The old people's view. Population Institute, University of the Philippines System.

Citación estilo Chicago

De Guzman, Eliseo A. The Value of Children: The Old People's View. [Manila]: Population Institute, University of the Philippines System, 1976.

Cita MLA

De Guzman, Eliseo A. The Value of Children: The Old People's View. Population Institute, University of the Philippines System, 1976.