Bucuresti: Editura Didactica si Pedagogica, 1963. First Edition. Large octavo (24.25cm.); original cloth-backed boards; 220pp. Some wear to corners, spine a bit sunned, else Very Good and sound. Text entirely in Romanian. Inscribed on front free endpaper: "With the author's compliments." Remnants of the envelope in which this book was shipped, to the Harvard computer science professor Anthony G. Oettinger, laid in, with compliments card signed by Marcus.