American Psychological Association 6th edition

Posavac, E. J. [ca. 2011]. Program evaluation : methods and case studies (8. ed.) [Book]. Boston [u.a.]: Prentice Hall.

ISO-690 (author-date, English)

POSAVAC, Emil J., 2011. Program evaluation : methods and case studies. 8. ed. Boston [u.a.]: Prentice Hall. ISBN 9780205804979.

Modern Language Association 9th edition

Posavac, E. J. Program evaluation : methods and case studies. 8. ed., book, Prentice Hall, 2011.

Mohr Siebeck - Recht (Deutsch - Österreich)

Posavac, Emil J.: Program evaluation : methods and case studies, 8. ed. Aufl. Boston [u.a.] 2011.

Emerald - Harvard

Posavac, E.J. (2011), Program evaluation : methods and case studies, 8. ed., Bd. , Prentice Hall, Boston [u.a.].

Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.