APA-čujuhus (7. p.)
Ernst W. Mayr, H. J. P. Lectures on Proof Verification and Approximation Algorithms. Springer.
Chicago-čujuhus (17. p.)
Ernst W. Mayr, Hans Jürgen Prömel. Lectures on Proof Verification and Approximation Algorithms. Berlín, Alemania: Springer.
MLA-čujuhus (9. p.)
Ernst W. Mayr, Hans Jürgen Prömel. Lectures on Proof Verification and Approximation Algorithms. Springer.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.