Gordon and Breach Science Publishers, 1992. 4th printing. Paperback. 8vo. Text is sparsely highlight with a bookstore stamp on the front blank. Binding remains square with hinges uncreased. Covers are edge rubbed and lightly creased. Spine is sunned though titling is clear.
Gordon and Breach, 1981. 1st. Hardcover. 8vo. 420pp. Text is unmarked on white pages with an exlibris sticker pasted to the inside cover. Binding is square and secure. Cloth covers are rubbed along the bottom edge and lightly surface worn. Spine is heavily sun bleached though titling remains clear.