APA (7th ed.) Citation

Baker, A. (1982). Tree or three?: An elementary pronunciation course. Cambridge University.

Chicago Style (17th ed.) Citation

Baker, Ann. Tree or Three?: An Elementary Pronunciation Course. Cambridge: Cambridge University, 1982.

MLA (9th ed.) Citation

Baker, Ann. Tree or Three?: An Elementary Pronunciation Course. Cambridge University, 1982.

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