Παραπομπή APA

Sigurdson, J. (1980). Technology and science in the people's republic of China: An introduction. Pergamon press.

Παραπομπή Chicago Style

Sigurdson, Jon. Technology and Science in the People's Republic of China: An Introduction. Oxford: Pergamon press, 1980.

Παραπομπή MLA

Sigurdson, Jon. Technology and Science in the People's Republic of China: An Introduction. Pergamon press, 1980.