Cita APA (7a ed.)

International Business Machines Corporation, Mullen-Schultz, G. L. A., Anderson, M. C., & Kosturjak, V. C. (2007). PHP: Zend for i5/OS. IBM Corporation International Technical Support Organization.

Cita Chicago Style (17a ed.)

International Business Machines Corporation, Gary L Author Mullen-Schultz, Melissa Contributor Anderson, y Vlatko Contributor Kosturjak. PHP: Zend for I5/OS. [Place of publication not identified]: IBM Corporation International Technical Support Organization, 2007.

Cita MLA (9a ed.)

International Business Machines Corporation, et al. PHP: Zend for I5/OS. IBM Corporation International Technical Support Organization, 2007.