Kholodkovsky N.A. Course in entomology, theoretical and applied. In two volumes. In Russian (ask us if in doubt)/Kholodkovskiy N.A. Kurs entomologii, teoreticheskoy i prikladnoy. V dvukh tomakh. The kit. Edition 3, completely reworked. A.F. Devrien's S-Pb. 1912. T-1: XI, (3,508s.). SKUalbdd094656c6e1a3c2.