APA

Barthwal (R R), . (2004). Industrial Economics : An Introductory Textbook. : .

Chicago

Barthwal (R R), . 2004. Industrial Economics : An Introductory Textbook. : .

Harvard

Barthwal (R R), . (2004). Industrial Economics : An Introductory Textbook. : .

MLA

Barthwal (R R), . Industrial Economics : An Introductory Textbook. : . 2004.