APA (7th ed.) Citation

Douglas, B. (1984). Challenge at Castle Gap. Sunstone Press.

Chicago Style (17th ed.) Citation

Douglas, Ben. Challenge at Castle Gap. Santa Fe, N.M.: Sunstone Press, 1984.

MLA (9th ed.) Citation

Douglas, Ben. Challenge at Castle Gap. Sunstone Press, 1984.

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