Waddington, C. H. (1968). Prolegomena. Edinburgh Univ. Press.
Cita Chicago (17th ed.)Waddington, Conrad H. Prolegomena. Edinburgh: Edinburgh Univ. Press, 1968.
Cita MLA (8th ed.)Waddington, Conrad H. Prolegomena. Edinburgh Univ. Press, 1968.
Atenció: Aquestes cites poden no estar 100% correctes.