APA (7th ed.) Citation

Kretschmer, R., & Weiss, W. (1996). Developing SAP's R 3 applications with ABAP 4. Sybex.

Chicago Style (17th ed.) Citation

Kretschmer, Rüdiger, and Wolfgang Weiss. Developing SAP's R 3 Applications with ABAP 4. San Francisco, CA [u.a.]: Sybex, 1996.

MLA (9th ed.) Citation

Kretschmer, Rüdiger, and Wolfgang Weiss. Developing SAP's R 3 Applications with ABAP 4. Sybex, 1996.