Publication Manual of the American Psychological Association Sixth Edition APA Style Book. This essential guide provides comprehensive information on APA style for writers editors students and educators in the social and behavioral sciences. It covers all aspects of the writing process from the structure and clarity of the word choice to citation and grammar. The sixth edition is updated to include new guidance on topics such as determining authorship and terms of collaboration duplicate publication plagiarism and self-plagiarism distinguishing of participants and making data available to others for verification. This manual is ideal for academic writing research papers and scholarly publications.