There are many good books on English grammar. Here are some of the very best:
The Elements of Style (4th edition) by William Strunk Jr. and E.B. White
Bird by Bird: Some Instructions on Writing and Life by Anne Lamott
On Writing Well: The Classic Guide to Writing Nonfiction (30th anniversary edition) by William Zinsser
Eats, Shoots & Leaves: The Zero Tolerance Approach to Punctuation by Lynne Truss
The Only Grammar Book You’ll Ever Need: A One-Stop Source for Every Writing Assignment by Susan Sommers Thurman
