APA (7th ed.) Citation

Ballinger, P. W. (1991). Merrill's atlas of radiographic positions and radiologic procedures (7th ed.). Mosby Yearbook.

Chicago Style (17th ed.) Citation

Ballinger, Philip W. Merrill's Atlas of Radiographic Positions and Radiologic Procedures. 7th ed. St. Louis: Mosby Yearbook, 1991.

MLA (9th ed.) Citation

Ballinger, Philip W. Merrill's Atlas of Radiographic Positions and Radiologic Procedures. 7th ed. Mosby Yearbook, 1991.