Citazione APA

Liebert, R. M., & Robert M. Liebert; Lynn Langenbach Liebert. (1998). Practice tests for Liebert & Spiegler's personality: Strategies and issues. Pacific Grove, CA: Brooks/Cole.

Stile di citazione Chicago

Liebert, Robert M., e Robert M. Liebert; Lynn Langenbach Liebert. Practice Tests for Liebert & Spiegler's Personality: Strategies and Issues. Pacific Grove, CA: Brooks/Cole, 1998.

Citazione MLA

Liebert, Robert M., e Robert M. Liebert; Lynn Langenbach Liebert. Practice Tests for Liebert & Spiegler's Personality: Strategies and Issues. Pacific Grove, CA: Brooks/Cole, 1998.

Attenzione: Queste citazioni potrebbero non essere precise al 100%.