Παραπομπή APA

MCK/S & McKenzie-Mohr, D. (2012). Social marketing to protect the environment: What works. Sage.

Παραπομπή Chicago Style

MCK/S και Doug McKenzie-Mohr. Social Marketing to Protect the Environment: What Works. Thousand Oaks: Sage, 2012.

Παραπομπή MLA

MCK/S και Doug McKenzie-Mohr. Social Marketing to Protect the Environment: What Works. Sage, 2012.