Παραπομπή APA

Krishnamoorthi ,J. (1982). Beginning of Learning. Penguine Books.

Παραπομπή Chicago Style

Krishnamoorthi ,J. Beginning of Learning. Penguine Books: Penguine Books, 1982.

Παραπομπή MLA

Krishnamoorthi ,J. Beginning of Learning. Penguine Books, 1982.