Gaya APA

Hair, Joseph F, Bush, Robert, Ortinau, David J. (2009). Marketing Research in Digital Information Environment (4th ed.). New York: McGraw Hill.

Gaya Chicago

Hair, Joseph F, Bush, Robert, Ortinau, David J. Marketing Research in Digital Information Environment. 4th ed. New York: McGraw Hill, 2009. Text.

Gaya MLA

Hair, Joseph F, Bush, Robert, Ortinau, David J. Marketing Research in Digital Information Environment. 4th ed. New York: McGraw Hill, 2009. Text.

Gaya Turabian

Hair, Joseph F, Bush, Robert, Ortinau, David J. Marketing Research in Digital Information Environment. 4th ed. New York: McGraw Hill, 2009. Print.