Basic Books, Inc., 1980. 1st. 8Vo Softcover. 677p. Text is bright and unmarked, no writing or creases present. Red covers are crisp and clean with minimal edge-wear. Binding is stiff and square, hinges are secure. Spine is uncreased. Red bookstore stamp on front end-paper.
Pearson, 2004. 8th. 4To Softcover. 509pp. Text is unmarked - no writing or highlighting. Binding is tight and square; hinges are secure. Covers are glossy with light shelf wear. Bookstore stamp on front end-paper. Supplements not included.