APA

Majumdar M., . (1973). Commercial correspondence. : Bookland Publishers, Calcutta.

Chicago

Majumdar M, . 1973. Commercial correspondence. : Bookland Publishers, Calcutta.

Harvard

Majumdar M., . (1973). Commercial correspondence. : Bookland Publishers, Calcutta.

MLA

Majumdar M, . Commercial correspondence. : Bookland Publishers, Calcutta. 1973.