APA
Univ of Michigan English Language Inst Research Staff, .Lessons in pronunciation. The: Author The Author.
Chicago
Univ of Michigan English Language Inst Research Staff, .Lessons in pronunciation. The: Author The Author.
Harvard
Univ of Michigan English Language Inst Research Staff, .Lessons in pronunciation. The: Author The Author.
MLA
Univ of Michigan English Language Inst Research Staff, .The: Author The Author. .