Boardman, J. (1990). Systems engineering: An introduction. New York : Prentice-Hall.
Chicago-čujuhus (17. p.)Boardman, John. Systems Engineering: An Introduction. New York : Prentice-Hall, 1990.
MLA-čujuhus (9. p.)Boardman, John. Systems Engineering: An Introduction. New York : Prentice-Hall, 1990.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.