Bourne, J. G. (1960). Nitrous oxide in dentistry; its danger and alternatives. Year Book Pub.
Cita Chicago Style (17a ed.)Bourne, James Gerald. Nitrous Oxide in Dentistry; Its Danger and Alternatives. Chicago: Year Book Pub, 1960.
Cita MLA (9a ed.)Bourne, James Gerald. Nitrous Oxide in Dentistry; Its Danger and Alternatives. Year Book Pub, 1960.
Precaución: Estas citas no son 100% exactas.