APA引文

Heinrich, B. (1979). Bumblebee economics. Harvard University Press.

Chicago Style (17th ed.) Citation

Heinrich, Bernd. Bumblebee Economics. Cambridge: Harvard University Press, 1979.

MLA引文

Heinrich, Bernd. Bumblebee Economics. Harvard University Press, 1979.

警告：這些引文格式不一定是100％准確.