This book authoritatively guides scholars and practitioners through the thickets of citing Texas legal authorities. If you're writing about Texas law and hope to seem to know what you're doing, you'll need to follow the guidance here.
The 13th edition of The Greenbook includes significant updates, including:
The addition of cross-references to the Texas Rules of Appellate Procedure to the petition history tables
A new petition history designation: “petition pending”
Increased cross-referencing both internally and to The Bluebook
Clarification of administrative citations in the Texas Register
Updated information about the ongoing codification and revision of Texas statutes
A new quick-reference table for rule abbreviations