APA Style
Firestein, G, S. et al (2017).
Kelley and Firestein's Textbook of Rheumatology : Volume I (10th Ed.).
Philadelphia:
Elsevier.
MLA Style
Firestein, Gary, S.. et al.
"Kelley and Firestein's Textbook of Rheumatology : Volume I".
10th Ed.
Philadelphia:
Elsevier,
2017.
Text.