rules

Dungeons & Dragons Dungeon Master's Guide: Roleplaying Game Core Rules, 4th Edition

Wizards RPG Team

Oxford English Grammar Course: Intermediate [With CDROM]

Michael Swan,Catherine Walter

The Blue Book of Grammar and Punctuation: An Easy-to-Use Guide with Clear Rules, Real-World Examples, and Reproducible Quizzes

Jane Straus,Lester Kaufman,Tom Stern

English Grammar For Dummies, 2nd Edition

Geraldine Woods

Practical English Grammar

Audrey Jean Thomson,A.V. Martinet

The Elements of Grammar

Margaret Shertzer

Wittgenstein on Rules and Private Language: An Elementary Exposition

Saul A. Kripke

Complete English Grammar Rules: Examples, Exceptions, Exercises, and Everything You Need to Master Proper Grammar

Farlex International

Semantics in Business Systems. The Savvy Manager's Guide The Discipline Underlying Web Services, Business Rules, and the Semantic Web

Dave McComb (Auth.)

Words and rules : the ingredients of language

Pinker,Steven

TOEFL Grammar Guide (Advanced) - 15 Advanced Grammar Rules You Must Know To Achieve A 100+ Score On The TOEFL Exam!