The main international styles of reference
ACS (American Chemical Society);
AIP (American Institute of Physics);
ALWD (Association of Legal Writing Directors);
AMA (American Management Association);
AMA (American Medical Association);
AMS (American Mathematical Society);
AP (Associated Press);
APA (American Psychological Association);
APSA (American Political Science Association);
ASA (American Sociological Association);
ASABE (American Society of Agricultural and Biological Engineers);
ASME (American Society of Mechanical Engineers);
Bluebook;
Chicago Manual of Style;
CSE (Council of Science Editors);
Government information;
GSA (Geological Society of America);
IEEE (Institute of Electrical and Electronics Engineers, Inc);
MLA (Modern Language Association);
National Library of Medicine;
Turabian;
Harvard style;
Vancouver style;
Citation generators.