Peter, L. C. (1916). The principles and practice of perimetry. Lea & Febiger.
Lua i Stíl Chicago (17ú heag.)Peter, Luther Crouse. The Principles and Practice of Perimetry. Philadelphia: Lea & Febiger, 1916.
Lua MLA (8ú heag.)Peter, Luther Crouse. The Principles and Practice of Perimetry. Lea & Febiger, 1916.
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