Cita APA (7a ed.)

Sletteback, A. (1976). Be and Shell Stars. Reidel Publishing Company.

Cita Chicago Style (17a ed.)

Sletteback, Arne. Be and Shell Stars. Dordrecht: Reidel Publishing Company, 1976.

Cita MLA (9a ed.)

Sletteback, Arne. Be and Shell Stars. Reidel Publishing Company, 1976.