Carnegie Mellon University, Pittsburgh, Pensilvania, EE UU, 1988

MLA

Carnegie Mellon University, Pittsburgh, Pensilvania, Ee Uu, 1988. .

APA

Carnegie Mellon University, Pittsburgh, Pensilvania, EE UU, 1988. .

Chicago

Carnegie Mellon University, Pittsburgh, Pensilvania, EE UU, 1988.