APA (7th ed.) Citation

Marczyk, G. R., DeMatteo, D., & Festinger, D. (2005). Essentials of research design and methodology. John Wiley & Sons.

Chicago Style (17th ed.) Citation

Marczyk, Geoffrey R., David DeMatteo, and David Festinger. Essentials of Research Design and Methodology. Hoboken, N.J.: John Wiley & Sons, 2005.

MLA (9th ed.) Citation

Marczyk, Geoffrey R., et al. Essentials of Research Design and Methodology. John Wiley & Sons, 2005.