APA-referens (7:e uppl.)

WISHRAM, L. (2016). UNDERSTANDING MATHEMATICS - CLASS 7. IMPRESSION.

Chicago-referens (17:e uppl.)

WISHRAM, LATA. UNDERSTANDING MATHEMATICS - CLASS 7. NEW DELHI: IMPRESSION, 2016.

MLA-referens (9:e uppl.)

WISHRAM, LATA. UNDERSTANDING MATHEMATICS - CLASS 7. IMPRESSION, 2016.