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DAV'P17 UG/27969 UG/27970 UG/27971 UG/27972 UG/27973 UG/27974 UG/27975 UG/27976 UG/27977 UG/27978 David, B. Vasantharaj Elements of economic entomology / B. Vasantharaj David , V. V. Ramamurthy. – 8th ed. – New Delhi : Brillion , c2017 [], 398p. : col. plat ISBN9780994869104 : Rs.995/- . Entomology . Ramamurthy, V. V. |
