Einzig, P. (1968). Leads and lags. Macmillan.
Lua i Stíl Chicago (17ú heag.)Einzig, Paul. Leads and Lags. London: Macmillan, 1968.
Lua MLA (9ú heag.)Einzig, Paul. Leads and Lags. Macmillan, 1968.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.