Παραπομπή APA

Stouthamer-Loeber, M., & Van Kammen, W. B. (1995). Data collection and management: A practical guide.

Παραπομπή Chicago Style

Stouthamer-Loeber, Magda, και Welmoet Bok Van Kammen. Data Collection and Management: A Practical Guide. New Delhi, Sage, 1995.

Παραπομπή MLA

Stouthamer-Loeber, Magda, και Welmoet Bok Van Kammen. Data Collection and Management: A Practical Guide. 1995.