Cita APA (7a ed.)

International Business Machines Corporation. International Technical Support Organization & Hellner, H. (2018). Security on IBM z/VSE (Fourth edition.). IBM Corporation, International Technical Support Organization.

Cita Chicago Style (17a ed.)

International Business Machines Corporation. International Technical Support Organization y Helmut Hellner. Security on IBM Z/VSE. Fourth edition. Poughkeepsie, NY: IBM Corporation, International Technical Support Organization, 2018.

Cita MLA (9a ed.)

International Business Machines Corporation. International Technical Support Organization y Helmut Hellner. Security on IBM Z/VSE. Fourth edition. IBM Corporation, International Technical Support Organization, 2018.