Soft cover. Zustand: Good. Good, unmarked PB.
Soft cover. Zustand: Good. G - VG, unmarked 5" x 8" Paperback. [Note: this is the 1970 Norton ed.].
Paperback. Zustand: As New. Like New Inside & Out. Clean! No markings. You will be pleased. Excellent book! ( z1s46b ) Very minimal shelf wear.