APA (7e ed.) Bronvermelding

ebrary, Inc, Kalaga, W., Kubisz, M., & Mydla, J. (2011). A culture of recycling/recycling culture? Lang, Peter Frankfurt.

Chicago (17e ed.) Bronvermelding

ebrary, Inc, Wojciech Kalaga, Marzena Kubisz, en Jacek Mydla. A Culture of Recycling/recycling Culture? Frankfurt am Main: Lang, Peter Frankfurt, 2011.

MLA (9e ed.) Bronvermelding

ebrary, Inc, et al. A Culture of Recycling/recycling Culture? Lang, Peter Frankfurt, 2011.