APA (7th ed.) Citation

Irelan, R., & Pfalzer, S. D. (2010). ExpressionEngine 2: A quick-start guide. Pragmatic Bookshelf.

Chicago Style (17th ed.) Citation

Irelan, Ryan, and Susannah Davidson Pfalzer. ExpressionEngine 2: A Quick-start Guide. Raleigh, N.C.: Pragmatic Bookshelf, 2010.

MLA (9th ed.) Citation

Irelan, Ryan, and Susannah Davidson Pfalzer. ExpressionEngine 2: A Quick-start Guide. Pragmatic Bookshelf, 2010.