Citazione Stile APA (7a Edizione)

Tanaka, A., & Hoff, J. C. (2002). The New middle ages: The world system in the 21st century. International House of Japan.

Citazione stile Chigago Style (17a edizione)

Tanaka, Akihiko, e Jean Connell Hoff. The New Middle Ages: The World System in the 21st Century. Tokyo: International House of Japan, 2002.

Citatione MLA (9a ed.)

Tanaka, Akihiko, e Jean Connell Hoff. The New Middle Ages: The World System in the 21st Century. International House of Japan, 2002.