Thomas, D., Fowler, C. und Hunt, A. (2006) Programming Ruby : the pragmatic programmers’ guide ; [includes Ruby 1.8] [book]. 2. ed., 10. print. Aufl., The pragmatic programmers. 2. ed., 10. print. Aufl. Raleigh, NC: The Pragmatic Bookshelf.
Chicago Manual of Style 17th edition (full note)Thomas, David, Chad Fowler, und Andrew Hunt. Programming Ruby : the pragmatic programmers’ guide ; [includes Ruby 1.8]. Book. The pragmatic programmers. 2. ed., 10. print. Aufl. Raleigh, NC: The Pragmatic Bookshelf, [2006?], Raleigh, NC: The Pragmatic Bookshelf, [2006?].
American Psychological Association 7th editionThomas, D., Fowler, C., & Hunt, A. (ca. 2006). Programming Ruby : the pragmatic programmers’ guide ; [includes Ruby 1.8] [Book]. In The pragmatic programmers (2. ed., 10. print.. Aufl.). The Pragmatic Bookshelf.
Modern Language Association 9th editionThomas, D., C. Fowler, und A. Hunt. „Programming Ruby : the pragmatic programmers’ guide ; [includes Ruby 1.8]“. The pragmatic programmers, 2. ed., 10. print. Aufl., book, The Pragmatic Bookshelf, 2006.
ISO-690 (author-date, Deutsch)THOMAS, David, Chad FOWLER und Andrew HUNT, 2006. Programming Ruby : the pragmatic programmers’ guide ; [includes Ruby 1.8]. 2. ed., 10. print. Raleigh, NC: The Pragmatic Bookshelf. ISBN 0974514055