Cita APA (7a ed.)

Flanagan, G. L. (1965). The first nine months of life. Simon and Schuster.

Cita Chicago Style (17a ed.)

Flanagan, Geraldine Lux. The First Nine Months of Life. New York: Simon and Schuster, 1965.

Cita MLA (9a ed.)

Flanagan, Geraldine Lux. The First Nine Months of Life. Simon and Schuster, 1965.