APA (7th ed.) Citation

Willis, J., & Willis, D. (1990). English course (Reprinted.). Collins.

Chicago Style (17th ed.) Citation

Willis, Jane, and Dave Willis. English Course. Reprinted. London: Collins, 1990.

MLA (9th ed.) Citation

Willis, Jane, and Dave Willis. English Course. Reprinted. Collins, 1990.

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