Gaya APA

Bailey, E, P. (1999). Writing & speaking at work : A practical guide for business communication . New Jersey: Prentice hall, Inc. ( A simon & Schuster Company ).

Gaya MLA

Bailey, Edward, P.. "Writing & speaking at work : A practical guide for business communication". New Jersey: Prentice hall, Inc. ( A simon & Schuster Company ), 1999. Text.