Merkoša sitáhtat

APA-čujuhus (7. p.)
Nelson, G. E., & Robinson, G. G. (1970). Fundamental concepts of biology (2nd ed.). Wiley.
Chicago-čujuhus (17. p.)
Nelson, Gideon E., juo Gerald G. Robinson. Fundamental Concepts of Biology. 2nd ed. New York: Wiley, 1970.
MLA-čujuhus (9. p.)
Nelson, Gideon E., juo Gerald G. Robinson. Fundamental Concepts of Biology. 2nd ed. Wiley, 1970.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.