APA (7th ed.) Citation
Leech, G. (1989). An A - Z of English grammar and usage (1.vyd.). Thomas Nelson and Sons.
Chicago Style (17th ed.) Citation
Leech, Geoffrey. An A - Z of English Grammar and Usage. 1.vyd. Walton on Thames: Thomas Nelson and Sons, 1989.
MLA (9th ed.) Citation
Leech, Geoffrey. An A - Z of English Grammar and Usage. 1.vyd. Thomas Nelson and Sons, 1989.
Warning: These citations may not always be 100% accurate.