Παραπομπή APA

Weinstein, L. (2012). Guesstimation 2.0: Solving today's problems on the back of a napkin. Princeton University Press.

Παραπομπή Chicago Style

Weinstein, Lawrence. Guesstimation 2.0: Solving Today's Problems on the Back of a Napkin. Princeton, N.J.: Princeton University Press, 2012.

Παραπομπή MLA

Weinstein, Lawrence. Guesstimation 2.0: Solving Today's Problems on the Back of a Napkin. Princeton University Press, 2012.