APA (7th ed.) Citation

Field. (2003). Improve your punctuation & grammar: Master the essentials of the english language and write with greater confidence (2nd ed.). How To Books.

Chicago Style (17th ed.) Citation

Field. Improve Your Punctuation & Grammar: Master the Essentials of the English Language and Write with Greater Confidence. 2nd ed. United Kingdom: How To Books, 2003.

MLA (9th ed.) Citation

Field. Improve Your Punctuation & Grammar: Master the Essentials of the English Language and Write with Greater Confidence. 2nd ed. How To Books, 2003.

Warning: These citations may not always be 100% accurate.