Author: Mellersh, H. E. L.
Publisher:Frederick Muller,London
Copyright:1962
Author: Phillips-Brit, D.
Publisher:Frederick Muller Limited, London
Copyright:1962
Author: Pearce, F. G.
Publisher:Oxford university press, London
Copyright:1941
Author: Dunham, Clarence W.
Publisher:McGraw-Hill Book Company, New York
Copyright:1962
Author: Mellersh, H. E. L.
Publisher:Robert Hale Limited, London
Copyright:1962
Author: Brinitzer, Carl Grossbard, Berthe
Publisher:George Allen and Unwin, London
Copyright:1941
Author: Warry, J. G.
Publisher:Methuen,London
Copyright:1962
Author: Wells, H. G.
Publisher:
Copyright:1941
Author: Dürckheim, Karlfried, Graf
Publisher:George Allen & Unwin Ltd, London
Copyright:1962