J. W. Ismay books & textbook
Fourth International Congress of Dipterology 6-13th September 1998 : Abstracts Volume
University Museum of Natural History /1998T Paperback
Crop Insect Survey of Papua New Guinea From July 1st 1969 to December 31st 1978 (The Papua New Guinea Agricultural Journal, Vol. 32, Nos. 1-4)
J. E. van S. Greve J. W. Ismay
Department of Primary Industry, Papua New Guinea /1983T Paperback / 120 Pages
