APA (7th ed.) Citation

ASAP World Consultancy & Blain, J. (1997). Using SAP R/3 (2nd ed.). Que.

Chicago Style (17th ed.) Citation

ASAP World Consultancy and Jonathon Blain. Using SAP R/3. 2nd ed. Indianapolis, Ind: Que, 1997.

MLA (9th ed.) Citation

ASAP World Consultancy and Jonathon Blain. Using SAP R/3. 2nd ed. Que, 1997.