Modern marriage and birth control,

MLA

Griffith, Edward F., et al. Modern Marriage and Birth Control. Twentieth edition London: Methuen, 1947.

APA

Griffith, E. F., Horder, T., Mullins, C., & Pym, C. (1947). Modern marriage and birth control. Twentieth edition London: Methuen.

Chicago

Griffith, Edward F., Thomas Horder, Claude Mullins, and Canon Pym. Modern Marriage and Birth Control,. Twentieth edition London: Methuen, 1947.