MLA

Kennet, M, and V Heinemann. Green Economics for European Green Party Activists. Reading: The Green Economics Institute, 2008.

APA

Kennet, M., & Heinemann, V. (2008). Green economics for European green party activists. Reading: The Green Economics Institute.

Chicago

Kennet, M., and V Heinemann. Green Economics for European Green Party Activists. Reading: The Green Economics Institute, 2008.