General Reference resources

Content type	Reference
	Principles of Paraphrasing
	English Phrase Thesaurus
	What Is an Idiom? Definition and examples
	IntechOpen - Open Access Book Publisher
Books	Directory of Open access Books
Books	Open Access Library of books, mainly in humanities and social sciences
Books	Project Gutenberg
Dictionary	English and bilingual dictionaries
Dictionary	Visual Dictionary
Directory	Google Scholar
Forums	TECHWRIL - Technical writers' forum
Grammar	The Tongue Untied - Guide to grammar, punctuation and style
Grammar	Prepositions after adjectives, verbs, nouns
Guide	Robert's Rules of Order
Guide	Online Manuals
Guide	30 Writing Tips to Make Writing Easier
Guide	Email Etiquette Rules
Information	CIA World Factbook
Quotations	Bartlett's Familiar Quotations