Laumer, K. (1969). Retief: ambassador to space: Seven incidents of the Corps diplomatique terrestrienne ([1st ed.].). Garden City, N.Y.: Doubleday.
Чикагска система за цитиранеLaumer, Keith. Retief: Ambassador to Space: Seven Incidents of the Corps Diplomatique Terrestrienne. [1st ed.]. Garden City, N.Y.: Doubleday, 1969.
MLA формат за цитиранеLaumer, Keith. Retief: Ambassador to Space: Seven Incidents of the Corps Diplomatique Terrestrienne. [1st ed.]. Garden City, N.Y.: Doubleday, 1969.
Внимание: Тези цитати може да не са 100% точни.