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DUK'N83 UG/23875 UG/23876 UG/23877 UG/23878 UG/23879 Duke-Elder Duke-Elder's practice of refraction / Duke-Elder; Rev. by David Abrams. – 10th. / Abrams, David – India : RELX India, c1983 (reprint 2020) viii, col. plate, 301p. ISBN9788131233337 : Rs.1515/- . Duke-Elder . Eye – Accommodation and refraction |
