APA (7th ed.) Citation

Boyle, G. J., Matthews, G., & Saklofske, D. H. (2008). The SAGE handbook of personality theory and assessment. SAGE Publications.

Chicago Style (17th ed.) Citation

Boyle, Gregory John, Gerald Matthews, and Donald H. Saklofske. The SAGE Handbook of Personality Theory and Assessment. Los Angeles, CA: SAGE Publications, 2008.

MLA (8th ed.) Citation

Boyle, Gregory John, et al. The SAGE Handbook of Personality Theory and Assessment. SAGE Publications, 2008.