Wood, O. P. ,., & Pitcher, G. . .. (1970). Ryle. Mac Millan Press.
Chicago Edition CitationWood, Oscar P ,Ed, i George,Ed Pitcher. Ryle. London: Mac Millan Press, 1970.
Cita MLAWood, Oscar P ,Ed, i George,Ed Pitcher. Ryle. Mac Millan Press, 1970.
Atenció: Aquestes cites poden no estar 100% correctes.