APA-viite (7. p.)
Pei, M. (1969). What's in a word?: Language: yesterday, today, and tomorrow. Hawthorn Books.
Chicago-viite (17. p.)
Pei, Mario. What's in a Word?: Language: Yesterday, Today, and Tomorrow. New York, USA: Hawthorn Books, 1969.
MLA-viite (9. p.)
Pei, Mario. What's in a Word?: Language: Yesterday, Today, and Tomorrow. Hawthorn Books, 1969.
Varoitus: Nämä viitteet eivät aina ole täysin luotettavia.