Urquhart, L., & Boyce, C. (1951). The materials handling case book (1a ed.). Mcgraw-Hill International.
Cita Chicago Style (17a ed.)Urquhart, L.K, y C.W Boyce. The Materials Handling Case Book. 1a ed. New York: Mcgraw-Hill International, 1951.
Cita MLA (9a ed.)Urquhart, L.K, y C.W Boyce. The Materials Handling Case Book. 1a ed. Mcgraw-Hill International, 1951.
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