APA-referens

Ley, W. (1969). Rockets, Missiles an men in Space. New American Library.

Chicago-stil citat

Ley, Willy. Rockets, Missiles an Men in Space. New York: New American Library, 1969.

MLA-referens

Ley, Willy. Rockets, Missiles an Men in Space. New American Library, 1969.

Varning: dessa hänvisningar är inte alltid fullständigt riktiga.