APA

CHRISTENSEN G., . (1994). A CONSUMER'S GUIDE TO DENTISTRY. new york: MOSBY.

Chicago

CHRISTENSEN GORDON, . 1994. A CONSUMER'S GUIDE TO DENTISTRY. new york: MOSBY.

Harvard

CHRISTENSEN G., . (1994). A CONSUMER'S GUIDE TO DENTISTRY. new york: MOSBY.

MLA

CHRISTENSEN GORDON, . A CONSUMER'S GUIDE TO DENTISTRY. new york: MOSBY. 1994.