Cita APA

Blake, R. R. (1969). Family planning educational materials: An annotated bibliography of selected ítems (2a. ed.). Chapel Hill: University of North Carolina.

Citación estilo Chicago

Blake, Robert R. Family Planning Educational Materials: An Annotated Bibliography of Selected Ítems. 2a. ed. Chapel Hill: University of North Carolina, 1969.

Cita MLA

Blake, Robert R. Family Planning Educational Materials: An Annotated Bibliography of Selected Ítems. 2a. ed. Chapel Hill: University of North Carolina, 1969.