Cita APA (7a ed.)

BROCK SUSAN. (2004). BETTER BUSINESS WRITING: TECHNIQUES FOR IMPROVING. VIVA BOOKS PVT.LTD.

Cita Chicago Style (17a ed.)

BROCK SUSAN. BETTER BUSINESS WRITING: TECHNIQUES FOR IMPROVING. NEW DELHI: VIVA BOOKS PVT.LTD, 2004.

Cita MLA (9a ed.)

BROCK SUSAN. BETTER BUSINESS WRITING: TECHNIQUES FOR IMPROVING. VIVA BOOKS PVT.LTD, 2004.