Data modelling: conceptual and philosophical foundations by Klein, H., Lyytinen, Kalle, Hirschheim, R. A., (Rudy A.) fromCambridge tracts in theoretical computer science 0 Type: Book
Biology, history, threat, surveillance and control of the Cactus Moth, Cactoblastis cactorum by Klein, H., Zimmermann, H., Bloem, S. 0 Type: Book
