Pictorial laminated boards.
Blue cloth spine.
Silver lettering on spine.
189 pages.
Very good condition.

ISBN: 0490000754.
Black leatherette boards with gilt lettering and decoration.
155 pages.
Dustwrapper price clipped.
Name on half title.
Very good condition with dust-wrapper.

Grey cloth-covered boards with brown lettering and decoration.
252 pages.
Slight wear to dustwrapper.
Good condition with dust-wrapper.

ISBN: 0490000819.
Grey cloth-covered boards with brown lettering and decoration.
156 pages.
Modern Knowledge series.
Slight wear to dustwrapper.
Name on half title.
Good condition with dust-wrapper.