APA (7th ed.) Citation

Krug, R. S. (1992). Behavioral sciences (3. ed.). Springer.

Chicago Style (17th ed.) Citation

Krug, Ronald S. Behavioral Sciences. 3. ed. New York ; Berlin <<[u.a.]>>: Springer, 1992.

MLA (9th ed.) Citation

Krug, Ronald S. Behavioral Sciences. 3. ed. Springer, 1992.