At Trondheim International School, we use the Modern Language Association (MLA) formatting style. 

School library copy of the MLA Handbook: MLA Handbook 7th Edition

Columbia College Citation Guide for MLA

This resource includes clear guidelines for appendices, provides example papers, and a checklist.

Purdue Owl MLA Formatting and Citation Guide

This is a well-trusted resource for formatting used at the university level. Provides examples for less common resource types (interviews, videos, etc.) as well as whole paper examples following MLA style.

EasyBib

This is one of many citation generation sites that will let you fill in the information about your resource and create a citation for you. It is recommended that you still know the basics of MLA formatting and check over any generated citations to make sure they are correct. You are still responsible for correct formatting, even if you use a citation generator.