APA (7th ed.) Citation

Opie, I. a. P. (1969). The Oxford dictionary of nursery rhymes. The Clarendon pr..

Chicago Style (17th ed.) Citation

Opie, Iona and Peter. The Oxford Dictionary of Nursery Rhymes. Oxford: The Clarendon pr., 1969.

MLA (9th ed.) Citation

Opie, Iona and Peter. The Oxford Dictionary of Nursery Rhymes. The Clarendon pr., 1969.