na INLIS000000000027073 Ind 0010-1218008911 Helminthological Institute essentials of nematodology ACADEMY OF SCIENCE OF THE USSR Edited: K.L. Skrjabin Moscow Academy of Sciences of the USSR 1954 704 p.: ill.; 25 cm 704 p.: ill.; 25 cm 595.132ACAe 595.132 NEMATODA HELMINTHOLOGY 150/72-mfn28930 150/72-mfn34260