APA Цитирование

National Council of Educational Research and Training. (2017). NCERT SCIENCE: TEXT BOOK for Class IX.

Chicago-стиль цитирования

National Council of Educational Research and Training. NCERT SCIENCE: TEXT BOOK for Class IX. 2017.

MLA-цитирование

National Council of Educational Research and Training. NCERT SCIENCE: TEXT BOOK for Class IX. 2017.

Предупреждение: эти цитированмия не могут быть всегда правильны на 100%.