Dyfyniad APA

Rout, P. (1988). Environmental concept development in children. Ashish Publishing House.

Dyfyniad Arddull Chicago

Rout, Pravakar. Environmental Concept Development in Children. New Delhi: Ashish Publishing House, 1988.

Dyfyniad MLA

Rout, Pravakar. Environmental Concept Development in Children. Ashish Publishing House, 1988.

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