APA-referens (7:e uppl.)

AGARWAL, T. L. (2008). SAVE PLANET REDUCE REUSE RECYCLE. PEARSON EDUCATION.

Chicago-referens (17:e uppl.)

AGARWAL, TANYA LUTHER. SAVE PLANET REDUCE REUSE RECYCLE. DELHI: PEARSON EDUCATION, 2008.

MLA-referens (9:e uppl.)

AGARWAL, TANYA LUTHER. SAVE PLANET REDUCE REUSE RECYCLE. PEARSON EDUCATION, 2008.