APA Style

Ballinger, P, W. (1991). Merrill's atlas of radiographic positions and radiologic procedures volume 1 (Seventh edition). United States of America: Mosby Year Book,Inc..

MLA Style

Ballinger, Philip, W.. "Merrill's atlas of radiographic positions and radiologic procedures volume 1". Seventh edition United States of America: Mosby Year Book,Inc., 1991. Text.