APA

Deitel H. M., Deitel P. J. & Steinbuhler K. (2001). E-business and e-commerce for managers. Upper Saddle River, N.J: Prentice Hall.

Chicago

Deitel Harvey M, Deitel Paul J and Steinbuhler K. 2001. E-business and e-commerce for managers. Upper Saddle River, N.J: Prentice Hall.

Harvard

Deitel H. M., Deitel P. J. and Steinbuhler K. (2001). E-business and e-commerce for managers. Upper Saddle River, N.J: Prentice Hall.

MLA

Deitel Harvey M, Deitel Paul J and Steinbuhler K. E-business and e-commerce for managers. Upper Saddle River, N.J: Prentice Hall. 2001.