APA

Hussein A. E. F. D., Raut K., . (1997). Sales management : Principles and Concepts. Cairo: .

Chicago

Hussein Abdel El Fattah Diab, Raut K.C, . 1997. Sales management : Principles and Concepts. Cairo: .

Harvard

Hussein A. E. F. D., Raut K., . (1997). Sales management : Principles and Concepts. Cairo: .

MLA

Hussein Abdel El Fattah Diab, Raut K.C, . Sales management : Principles and Concepts. Cairo: . 1997.