APA Format
Walker, Gary;
. (2001). IT problem management
/ Gary Walker
. Upper Saddle River, NJ : Prentice-Hall
MLA Format
Walker, Gary;
. IT problem management
/ Gary Walker
. Upper Saddle River, NJ : Prentice-Hall, 2001
Chicago Format
Walker, Gary;
. IT problem management
/ Gary Walker
. Upper Saddle River, NJ : Prentice-Hall, 2001
Australian/Harvard Format
Walker, Gary;
. 2001. IT problem management
/ Gary Walker
. Prentice-Hall Upper Saddle River, NJ