1969. Cunningham, E.V. The Assassin Who Gave Up His Gun. 151 pp, 21.4 cm, 1st, [black linson spine, white lettering, maroon patterned paper boards]. Wm. Morrow & Co. New York.*
| 1969. | 157 pp, 17.8 cm, pbk, Ace Books (03125). New York.* | |
| 1969. | 151 pp, 22 cm, George J. McLeod Ltd. Toronto. | |
| 1970. | Andre Deutsch Ltd. London. |