4 1 10 weaver,rip Primary Author mixed material Tokyo Gulf Publishing Company Gere, James M. Primary Author Weaver, William Primary Author mixed material 0442257732 America Litton Educational Publishing, Inc. 1980 an introduction to earth environments Bradshaw, Michael. Primary Author Weaver, Ruth. Primary Author Krabacher, Thomas. Primary Author mixed material 0801674123 America THE C.V. MOSBY COMPANY 1993 010010794.jpg Gere, James M. Primary Author Weaver Jr., William Primary Author Wira Translator mixed material 32002164 Jakarta Erlangga 1996 010019544.jpg