APA (7th ed.) Citation

Hart & Richardson. (1971). Books for the retarded reader. Benn limited.

Chicago Style (17th ed.) Citation

Hart and Richardson. Books for the Retarded Reader. London: Benn limited, 1971.

MLA (8th ed.) Citation

Hart and Richardson. Books for the Retarded Reader. Benn limited, 1971.

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