Gaya APA

Zemke, R., Kramlinger, T. (1982). Figuring Things Out ; A Trainer's Guide to Needs and Task Analysis . Reading, Massachusetts: Addison-Wesley Publishing Company, Inc..

Gaya MLA

Zemke, Ron., Kramlinger, Thomas. "Figuring Things Out ; A Trainer's Guide to Needs and Task Analysis". Reading, Massachusetts: Addison-Wesley Publishing Company, Inc., 1982. Text.