Bourne, J. G. (1960). Nitrous oxide in dentistry; its danger and alternatives. Year Book Pub.
Chicago-referens (17:e uppl.)Bourne, James Gerald. Nitrous Oxide in Dentistry; Its Danger and Alternatives. Chicago: Year Book Pub, 1960.
MLA-referens (9:e uppl.)Bourne, James Gerald. Nitrous Oxide in Dentistry; Its Danger and Alternatives. Year Book Pub, 1960.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.