Cita APA (7a ed.)

STEWART IAN. (1987). BUSINESS WRITING WORK BOOK: A GUIDE TO DEFENSIVE WRITING SKILLS. I C A ENGLAND KOGAN PAGE LTD.

Cita Chicago Style (17a ed.)

STEWART IAN. BUSINESS WRITING WORK BOOK: A GUIDE TO DEFENSIVE WRITING SKILLS. LONDON: I C A ENGLAND KOGAN PAGE LTD, 1987.

Cita MLA (9a ed.)

STEWART IAN. BUSINESS WRITING WORK BOOK: A GUIDE TO DEFENSIVE WRITING SKILLS. I C A ENGLAND KOGAN PAGE LTD, 1987.