Cita APA (7th ed.)

Gopalakrishnan, N. (2009). Principles of intellectual property. Eastern Book Companympany.

Cita Chicago (17th ed.)

Gopalakrishnan, N. Principles of Intellectual Property. Lucknow: Eastern Book Companympany, 2009.

Cita MLA (9th ed.)

Gopalakrishnan, N. Principles of Intellectual Property. Eastern Book Companympany, 2009.