APA 7 Help page - Gumberg's help page. The American Psychology Association (APA) Style is primarily used for citing sources within psychology, nursing, education, business, and social work.
Academic Writer - APA's official guide and learning center.
Duquesne University's Writing Center has created handouts to assist you with citing sources in-text and in bibliographies
APA 6 Help page - Gumberg's help page for using and citing with APA Style, 6th edition.
MLA 9 Help Page - Gumberg's help page. The Modern Language Association (MLA) Style is primarily used for citing sources within the liberal arts and humanities.
MLA Official Homepage - MLA's official guide.
Duquesne University's Writing Center has created handouts to assist you with citing sources in-text and in bibliographies.
AMA Help Page - Gumberg's help page. The American Medical Association (AMA) Style is primarily used for citing sources within the medical sciences.
AMA Official page - AMA's official guide.
Duquesne University's Writing Center has created handouts to assist you with citing sources in-text and in bibliographies.
Chicago Style (17th Edition) - Gumberg Library's help page for using Chicago style (Notes & Bibliography)
Chicago Manual of Style Online - Chicago Manual of Style's official guide.
The Chicago Manual of Style has two systems to choose from. Duquesne University's Writing Center has created handouts to assist you with each system.
Notes system (preferred by writers in the humanities):
Author-Date system (preferred by writers in social sciences):
The ACS Style Guide is from the American Chemical Society. The most recent edition is from 2006.