APA

Carmichael D. . W. J., .Auditing Concepts and Methods: A Guide to Current Auditing theory and Practice. New York : Mc Graw Hill Book Company ,1987: .

Chicago

Carmichael D.R Willingham,John J, .Auditing Concepts and Methods: A Guide to Current Auditing theory and Practice. New York : Mc Graw Hill Book Company ,1987: .

Harvard

Carmichael D. . W. J., .Auditing Concepts and Methods: A Guide to Current Auditing theory and Practice. New York : Mc Graw Hill Book Company ,1987: .

MLA

Carmichael D.R Willingham,John J, .New York : Mc Graw Hill Book Company ,1987: . .