Cita APA (7th ed.)

Ward, J. (1947). Thomas Edward Shields: Biologist, psychologist, educator (1a. ed.). Charles Scribner's Sons.

Cita Chicago (17th ed.)

Ward, Justine. Thomas Edward Shields: Biologist, Psychologist, Educator. 1a. ed. Nueva York: Charles Scribner's Sons, 1947.

Cita MLA (9th ed.)

Ward, Justine. Thomas Edward Shields: Biologist, Psychologist, Educator. 1a. ed. Charles Scribner's Sons, 1947.