Morgan, E. (2009). Picture yourself going green: Step-by-step instruction for living a budget-conscious, earth-friendly lifestyle in eight weeks or less. Boston: Course Technology.
Чикагска система за цитиранеMorgan, Erinn. Picture Yourself Going Green: Step-by-step Instruction for Living a Budget-conscious, Earth-friendly Lifestyle in Eight Weeks or Less. Boston: Course Technology, 2009.
MLA формат за цитиранеMorgan, Erinn. Picture Yourself Going Green: Step-by-step Instruction for Living a Budget-conscious, Earth-friendly Lifestyle in Eight Weeks or Less. Boston: Course Technology, 2009.
Внимание: Тези цитати може да не са 100% точни.