APA stil citiranja

Bickman, L., & Ellis, H. (1990). Preparing psychologist for 21st century: Preparing psychologist for 21st century : proceedings of the national conference on graduate education in psychology. Hillsdale, NJ: Lawrence Erlbaum Associates.

Chicago stil citiranja

Bickman, Leonard, and Henry Ellis. Preparing psychologist for 21st century: Preparing psychologist for 21st century : proceedings of the national conference on graduate education in psychology. Hillsdale, NJ: Lawrence Erlbaum Associates, 1990.

MLA stil citiranja

Bickman, Leonard, and Henry Ellis. Preparing psychologist for 21st century: Preparing psychologist for 21st century : proceedings of the national conference on graduate education in psychology. Hillsdale, NJ: Lawrence Erlbaum Associates, 1990.