Chicago

Chicago Manual Quick Guide
Purdue OWL Chicago Style Guide

 

APA

Purdue OWL APA Style Guide

Interactive Tutorial Resource-Hunter College

 

MLA

Purdue OWL MLA Style Guide

Interactive Tutorial Resource-Hunter College

 

Sciences

CSE Style Guide-University of Guelph

CSE Referencing Guide

Purdue OWL APA Style Guide

 

Online Citation Creator

Citation Machine