Cita APA (7a ed.)

Messers, D., Coen, J. D., & Pike, S. (1970). What your coins are worth. Bantam.

Cita Chicago Style (17a ed.)

Messers, Daniel, Joel D. Coen, y Seymour Pike. What Your Coins Are Worth. [S.l.]: Bantam, 1970.

Cita MLA (9a ed.)

Messers, Daniel, et al. What Your Coins Are Worth. Bantam, 1970.