Becher, P. (1955). Principles of emulsion technology. Chapman & Hall.
Chicago Style aipamenaBecher, Paul. Principles of Emulsion Technology. London: Chapman & Hall, 1955.
MLA aipamenaBecher, Paul. Principles of Emulsion Technology. Chapman & Hall, 1955.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.