American Psychological Association 6th edition

Patton, M. Q. [ca. 1990]. Qualitative evaluation and research methods (2. ed.) [Book]. Newbury Park, Calif. [u.a.]: Sage Publ.

ISO-690 (author-date, English)

PATTON, Michael Quinn, 1990. Qualitative evaluation and research methods. 2. ed. Newbury Park, Calif. [u.a.]: Sage Publ. ISBN 0803937792.

Modern Language Association 9th edition

Patton, M. Q. Qualitative evaluation and research methods. 2. ed., book, Sage Publ., 1990.

Mohr Siebeck - Recht (Deutsch - Österreich)

Patton, Michael Quinn: Qualitative evaluation and research methods, 2. ed. Aufl. Newbury Park, Calif. [u.a.] 1990.

Emerald - Harvard

Patton, M.Q. (1990), Qualitative evaluation and research methods, 2. ed., Bd. , Sage Publ., Newbury Park, Calif. [u.a.].

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