Messel, H., & Crawford, D. F. (1970). Electron-photon Shower Distribution Function: Tables for lead, copper and air absorbers. Pergamon Press.
Chicago Style (17th ed.) CitationMessel, Harry, and David F. Crawford. Electron-photon Shower Distribution Function: Tables for Lead, Copper and Air Absorbers. Oxford [u.a.]: Pergamon Press, 1970.
MLA (9th ed.) CitationMessel, Harry, and David F. Crawford. Electron-photon Shower Distribution Function: Tables for Lead, Copper and Air Absorbers. Pergamon Press, 1970.
Warning: These citations may not always be 100% accurate.