Robson, E. und Freeman, E. (2006) Head first HTML : with CSS & XHTML ; [a brain-friendly fuide to HTML & CSS] [book]. 1. ed., Head first. 1. ed. Beijing [u.a.]: O’Reilly.
Chicago Manual of Style 17th edition (full note)Robson, Elisabeth, und Eric Freeman. Head first HTML : with CSS & XHTML ; [a brain-friendly fuide to HTML & CSS]. Book. Head first. 1. ed. Beijing [u.a.]: O’Reilly, [2006?], Beijing [u.a.]: O’Reilly, [2006?].
American Psychological Association 7th editionRobson, E., & Freeman, E. (ca. 2006). Head first HTML : with CSS & XHTML ; [a brain-friendly fuide to HTML & CSS] [Book]. In Head first (1. ed.). O’Reilly.
Modern Language Association 9th editionRobson, E., und E. Freeman. „Head first HTML : with CSS & XHTML ; [a brain-friendly fuide to HTML & CSS]“. Head first, 1. ed., book, O’Reilly, 2006.
ISO-690 (author-date, Deutsch)ROBSON, Elisabeth und Eric FREEMAN, 2006. Head first HTML : with CSS & XHTML ; [a brain-friendly fuide to HTML & CSS]. 1. ed. Beijing [u.a.]: O’Reilly. ISBN 059610197 X