APA (7th ed.) Citation

Martella, R. C., Marchand . Martella, N. E., & Nelson, R. (1999). Research methods. Allyn & Bacon.

Chicago Style (17th ed.) Citation

Martella, Ronald C., Nanncy E. Marchand . Martella, and Ronald Nelson. Research Methods. Needham Heights: Allyn & Bacon, 1999.

MLA (9th ed.) Citation

Martella, Ronald C., et al. Research Methods. Allyn & Bacon, 1999.