Autor: Derek hill, 4 titluri

Coperta cărții Field Guide to Freshwater Fishes of Virginia

Jr. Paul E. Bugas,Corbin D. Hilling,Valerie A. Kells,Michael J. Pinder,Derek A. Wheaton,Donald J. Orth

Coperta cărții Torrington: Human Resource Management_p10

Derek Torrington,Laura Hall,Carol Atkinson,Stephen Taylor