Gaya APA

Hanly, J, R., Koffman, E, B. (2007). Problem Solving And Program Disign (5). United States of America: pearson Addison Wesley.

Gaya MLA

Hanly, Jeri, R., Koffman, Elliot, B. "Problem Solving And Program Disign". 5 United States of America: pearson Addison Wesley, 2007. Text.