APA-čujuhus (7. p.)

Nicholl, D. S. (2008). An Introduction to genetic engineering (3rded.). Univ. Pr.

Chicago-čujuhus (17. p.)

Nicholl, Desmond S.T. An Introduction to Genetic Engineering. 3rded. Cambridge: Univ. Pr, 2008.

MLA-čujuhus (9. p.)

Nicholl, Desmond S.T. An Introduction to Genetic Engineering. 3rded. Univ. Pr, 2008.

Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.