APA (7e ed.) Bronvermelding

Shaffer, D. R. (1988). Social and personality development (2nd ed.). Brooks/Cole.

Chicago (17e ed.) Bronvermelding

Shaffer, David R. Social and Personality Development. 2nd ed. Pacific Grove, Calif: Brooks/Cole, 1988.

MLA (9e ed.) Bronvermelding

Shaffer, David R. Social and Personality Development. 2nd ed. Brooks/Cole, 1988.