APA

Prepared under the Supervision of the Panel on Seventh and English Grades of the School Mathematics Study Group, . (1960). Mathematics for Junior High School Vol- I:Teacher's Commentary Part - I. New Delhi: NATIONAL COUNCIL EDUCATIONAL RESEARCH & TRAINING.

Chicago

Prepared under the Supervision of the Panel on Seventh and English Grades of the School Mathematics Study Group, . 1960. Mathematics for Junior High School Vol- I:Teacher's Commentary Part - I. New Delhi: NATIONAL COUNCIL EDUCATIONAL RESEARCH & TRAINING.

Harvard

Prepared under the Supervision of the Panel on Seventh and English Grades of the School Mathematics Study Group, . (1960). Mathematics for Junior High School Vol- I:Teacher's Commentary Part - I. New Delhi: NATIONAL COUNCIL EDUCATIONAL RESEARCH & TRAINING.

MLA

Prepared under the Supervision of the Panel on Seventh and English Grades of the School Mathematics Study Group, . Mathematics for Junior High School Vol- I:Teacher's Commentary Part - I. New Delhi: NATIONAL COUNCIL EDUCATIONAL RESEARCH & TRAINING. 1960.