Walter , A. (1916). A practical guide to X-Rays, electro-therapeutics and radium therapy. Thacker, Spink.
Čikaški stil citiranja (17. izdanje)Walter , A.E. A Practical Guide to X-Rays, Electro-therapeutics and Radium Therapy. Calcutta: Thacker, Spink, 1916.
MLA način citiranja (9. izdanje)Walter , A.E. A Practical Guide to X-Rays, Electro-therapeutics and Radium Therapy. Thacker, Spink, 1916.
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