NCERT. (2007). SOCIAL SCIENCE OUR ENVIRONMENT TEXTBOOK IN GEOGRAPHY FOR CLASS - VII. NCERT.
Style de citation Chicago (17e éd.)NCERT. SOCIAL SCIENCE OUR ENVIRONMENT TEXTBOOK IN GEOGRAPHY FOR CLASS - VII. NEW DELHI: NCERT, 2007.
Style de citation MLA (9e éd.)NCERT. SOCIAL SCIENCE OUR ENVIRONMENT TEXTBOOK IN GEOGRAPHY FOR CLASS - VII. NCERT, 2007.
Attention : ces citations peuvent ne pas être correctes à 100%.