APA (7e ed.) Bronvermelding

Powell, T. J. (1994). Understanding the self-help organization: Frameworks and findings. Sage Publications.

Chicago (17e ed.) Bronvermelding

Powell, Thomas J. Understanding the Self-help Organization: Frameworks and Findings. Thousand Oaks, Calif.: Sage Publications, 1994.

MLA (8e ed.) Bronvermelding

Powell, Thomas J. Understanding the Self-help Organization: Frameworks and Findings. Sage Publications, 1994.