APA引文

Schmookler, J. (1966). Invention and economic growth. Cambridge: Harvard University Press.

Trích dẫn kiểu Chicago

Schmookler, Jacob. Invention and Economic Growth. Cambridge: Harvard University Press, 1966.

MLA引文

Schmookler, Jacob. Invention and Economic Growth. Cambridge: Harvard University Press, 1966.

警告：這些引文格式不一定是100％准確.