2016. Complete English grammar rules: Examples, exceptions, exercises, and everything you need to master proper grammar. Volume I, The farlex grammar book. 4th ed. Feasterville, PA: Farlex International.
Citace podle APA (7th ed.)(2016). Complete English grammar rules: Examples, exceptions, exercises, and everything you need to master proper grammar. Volume I, The farlex grammar book (4th ed.). Farlex International.
Citace podle Chicago (17th ed.)Complete English Grammar Rules: Examples, Exceptions, Exercises, and Everything You Need to Master Proper Grammar. Volume I, The Farlex Grammar Book. 4th ed. Feasterville, PA: Farlex International, 2016.
Citace podle MLA (9th ed.)Complete English Grammar Rules: Examples, Exceptions, Exercises, and Everything You Need to Master Proper Grammar. Volume I, The Farlex Grammar Book. 4th ed. Farlex International, 2016.
