APA
(1956). School mathematics study group Geometry. New Delhi, India: National Council of Educational Research and Training.
Chicago
1956. School mathematics study group Geometry. New Delhi, India: National Council of Educational Research and Training.
Harvard
(1956). School mathematics study group Geometry. New Delhi, India: National Council of Educational Research and Training.
MLA
School mathematics study group Geometry. New Delhi, India: National Council of Educational Research and Training. 1956.