APA Citation

Haag, S., & Cummings, M. (2009). Information system essentials (3rd ed.). Boston: Mc Graw Hill.

Chicago Style Citation

Haag, Stephen, and Maeve Cummings. Information System Essentials. 3rd ed. Boston: Mc Graw Hill, 2009.

MLA Citation

Haag, Stephen, and Maeve Cummings. Information System Essentials. 3rd ed. Boston: Mc Graw Hill, 2009.

Warning: These citations may not always be 100% accurate.