Booker, P. (1969). Project apollo: The way to the moon. American Elsevier.
Chicago-čujuhus (17. p.)Booker, P.J. Project Apollo: The Way to the Moon. New York: American Elsevier, 1969.
MLA-čujuhus (9. p.)Booker, P.J. Project Apollo: The Way to the Moon. American Elsevier, 1969.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.