Citazione Stile APA (7a Edizione)

Shapiro, C., & Varian, H. R. (1999). Information rules: A strategic guide to the network economy. Harvard Business School Press.

Citazione stile Chigago Style (17a edizione)

Shapiro, Carl, e Hal R. Varian. Information Rules: A Strategic Guide to the Network Economy. Boston, Massachusetts: Harvard Business School Press, 1999.

Citatione MLA (9a ed.)

Shapiro, Carl, e Hal R. Varian. Information Rules: A Strategic Guide to the Network Economy. Harvard Business School Press, 1999.