ScienceDirect (Online service), Porter, D. A., & Schon, L. (2020). Baxter's the foot and ankle in sport (Third edition.). Elsevier.
Chicago Style (17th ed.) CitationScienceDirect (Online service), David A. Porter, and Lew Schon. Baxter's the Foot and Ankle in Sport. Third edition. Philadelphia, PA: Elsevier, 2020.
MLA (9th ed.) CitationScienceDirect (Online service), et al. Baxter's the Foot and Ankle in Sport. Third edition. Elsevier, 2020.
Warning: These citations may not always be 100% accurate.