APA (7th ed.) Citation

Aldiss B. Brian. (2001). Greybeard. London, House of Stratus, 2001.

Chicago Style (17th ed.) Citation

Aldiss B. Brian. Greybeard. London, House of Stratus, 2001, 2001.

MLA (9th ed.) Citation

Aldiss B. Brian. Greybeard. London, House of Stratus, 2001, 2001.

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