APA (7th ed.) Citation

SPENCER. (1995). Teach yourself owl programming in 21 days. Sams Pubs..

Chicago Style (17th ed.) Citation

SPENCER. Teach Yourself Owl Programming in 21 Days. Indianapolis: Sams Pubs., 1995.

MLA (9th ed.) Citation

SPENCER. Teach Yourself Owl Programming in 21 Days. Sams Pubs., 1995.

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