Cita APA (7th ed.)

Cohen, B., & Thomson, H. (1986). Dental care for the elderly. Year Book Medical.

Cita Chicago (17th ed.)

Cohen, Bertram, i Hamish Thomson. Dental Care for the Elderly. Year Book Medical, 1986.

Cita MLA (9th ed.)

Cohen, Bertram, i Hamish Thomson. Dental Care for the Elderly. Year Book Medical, 1986.