Aphid technology.
London: Academic Press, 1972. Octavo, text illustrations, very good copy in dustwrapper. More
London: Academic Press, 1972. Octavo, text illustrations, very good copy in dustwrapper. More
London: Academic Press, 1972. Octavo, text illustrations. More
London: Blackwell Scientific Publications, 1972. Octavo, graphs, fine copy in dustwrapper. Symposia of the Royal Entomological Society of London: number six. More