Mains, G. (1989). Gentle warriors: Geoff Mains. Knights.
Cita Chicago (17th ed.)Mains, Geoff. Gentle Warriors: Geoff Mains. Stamford, Conn.: Knights, 1989.
Cita MLA (8th ed.)Mains, Geoff. Gentle Warriors: Geoff Mains. Knights, 1989.
Atenció: Aquestes cites poden no estar 100% correctes.