APA (7th ed.) Citation
Broughton, G. (1968). Coursebook 1. Penguin books.
Chicago Style (17th ed.) Citation
Broughton, Geoffrey. Coursebook 1. Penguin books, 1968.
MLA (9th ed.) Citation
Broughton, Geoffrey. Coursebook 1. Penguin books, 1968.
Warning: These citations may not always be 100% accurate.