The standard citation style guide book for the fields of business, education, health science, public service, and social science is the Publication Manual of the American Psychological Association, 6th edition, 2010. The American Psychological Association (APA) publishes the manual. We commonly refer to it as "the APA Manual".
Regarded as the chief method of citation amongst scholars and academics, ASA (or American Sociological Association) is most often found in works created by those studying, or working in, the field of sociology. ASA writing format is intended for use by those who author manuscripts to be published in ASA journals.
For more information on ASA format check out our ASA Style Guide page.
Turabian is the student version of The Chicago Manual of Style, aimed at high school and college students who are writing papers, theses, and dissertations that are not intended for publication. The Chicago Manual of Style is aimed at professional scholars and publishers.
For more information on citing sources in Chicago/Turabian format check out our Chicago/Turabian Style Guide page.
The standard citation style guide for the humanities, especially languages and literature, is the MLA Handbook, 8th edition, 2016. The Modern Language Association of America (MLA) publishes the manual. It is commonly referred to it as the "MLA Manual" or the "MLA Handbook".
For more information on MLA format check out our MLA Style Guide page.