Gaya APA

Duffy, T, J. (2013). Programming With Mobile Applications : Android™, IO S, and Windows® Phone 7 (Inf10) . Boston: Course Technology, Cengage Learning.

Gaya MLA

Duffy, Thomas, J.. "Programming With Mobile Applications : Android™, IO S, and Windows® Phone 7 (Inf10)". Boston: Course Technology, Cengage Learning, 2013. Text.