Gaya APA

Benzel, E, C. (2012). Spine Surgery Techniques, Complication Avoidance, And Management Volume 2 (Third Edition). Philadelphia: Elseiver Sounders.

Gaya MLA

Benzel, Edward, C.. "Spine Surgery Techniques, Complication Avoidance, And Management Volume 2". Third Edition Philadelphia: Elseiver Sounders, 2012. Text.