Tyrrell, G. (1970). On beauty. Blackwell.
Chicago Style aipamenaTyrrell, George. On Beauty. Oxford: Blackwell, 1970.
MLA aipamenaTyrrell, George. On Beauty. Blackwell, 1970.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.
Tyrrell, G. (1970). On beauty. Blackwell.
Chicago Style aipamenaTyrrell, George. On Beauty. Oxford: Blackwell, 1970.
MLA aipamenaTyrrell, George. On Beauty. Blackwell, 1970.