APA

Witt E., Gehrke M., . (1988). Removable appliance fabrication. São Paulo: Quintessence Publishing.

Chicago

Witt Emil, Gehrke Martha-Elisabeth, . 1988. Removable appliance fabrication. São Paulo: Quintessence Publishing.

Harvard

Witt E., Gehrke M., . (1988). Removable appliance fabrication. São Paulo: Quintessence Publishing.

MLA

Witt Emil, Gehrke Martha-Elisabeth, . Removable appliance fabrication. São Paulo: Quintessence Publishing. 1988.