Cita APA (7th ed.)

ROBEY CAROL. (1978). HANDBOOK OF BUSINESS WRITING SKILLS. HARCOURT.

Cita Chicago (17th ed.)

ROBEY CAROL. HANDBOOK OF BUSINESS WRITING SKILLS. NEW YORK: HARCOURT, 1978.

Cita MLA (9th ed.)

ROBEY CAROL. HANDBOOK OF BUSINESS WRITING SKILLS. HARCOURT, 1978.