APA (7th ed.) Citation

Hamill, S. (1976). The calling across forever. Copper Canyon Press.

Chicago Style (17th ed.) Citation

Hamill, Sam. The Calling Across Forever. Port Townsend, Wash.: Copper Canyon Press, 1976.

MLA (9th ed.) Citation

Hamill, Sam. The Calling Across Forever. Copper Canyon Press, 1976.