Citation Assistance
Find Out How to Write Differently for Different Courses

Excellent guidelines on academic writing in general, and outstanding specifics for writing in the humanities, the social sciences, and the natural sciences:

Find Answers to Usage Questions and Play with Punctuation
Excelsior College OWL - ESL-WOW

ESL-WOW was built in accordance with promising new strategies in adult second- language writing which include assessing learners’ needs and goals, acknowledging their prior writing experiences, incorporating content relevant to their roles as parents, workers and life-long learners and evaluating their performance on an ongoing basis. This innovative writing program is designed particularly for community college students and adult learners.

The Purdue Online Writing Lab (OWL)