Παραπομπή APA

Roberts, D. H., & Sowray, J. H. (1979). Local analgesia in dentistry (Ed.2.).

Παραπομπή Chicago Style

Roberts, D H., και J H. Sowray. Local Analgesia in Dentistry. Ed.2. Bristol, John Wright & Sons, 1979.

Παραπομπή MLA

Roberts, D H., και J H. Sowray. Local Analgesia in Dentistry. Ed.2. 1979.