APA (7th ed.) Citation

RYAN. (1999). Robbie and the Alien. Macdonald Young Books.

Chicago Style (17th ed.) Citation

RYAN. Robbie and the Alien. East Sussex: Macdonald Young Books, 1999.

MLA (9th ed.) Citation

RYAN. Robbie and the Alien. Macdonald Young Books, 1999.

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