Gaya APA

Herkowitz, H, N., (dkk.), S, R, G. (2011). Rothman-Simeone The Spine 1 of 4 Vol. 1 (Sixth Edition). America: Sounders Elsevier.

Gaya MLA

Herkowitz, Harry, N.., (dkk.), Steven, R., Garfin.... "Rothman-Simeone The Spine 1 of 4 Vol. 1". Sixth Edition America: Sounders Elsevier, 2011. Text.