Παραπομπή APA

Duckworth, H. E. (1958). Mass spectroscopy. University Press.

Παραπομπή Chicago Style

Duckworth, H. E. Mass Spectroscopy. Cambridge: University Press, 1958.

Παραπομπή MLA

Duckworth, H. E. Mass Spectroscopy. University Press, 1958.