Nicholl, D. S. T. (1994). An introduction to genetic engineering. Cambridge University Press.
Chicago-čujuhus (17. p.)Nicholl, Desmond S. T. An Introduction to Genetic Engineering. Cambridge: Cambridge University Press, 1994.
MLA-čujuhus (9. p.)Nicholl, Desmond S. T. An Introduction to Genetic Engineering. Cambridge University Press, 1994.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.