Schwarz, W. (1985). Chevalier Wollheim da Fonseca: Linguist, playwright, double agent, hack writer, and Master Blagueur. Year Book / Leo Baeck Institute.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रSchwarz, Walter. "Chevalier Wollheim Da Fonseca: Linguist, Playwright, Double Agent, Hack Writer, and Master Blagueur." Year Book / Leo Baeck Institute 1985.
एमएलए (8वां संस्करण) प्रशस्ति पत्रSchwarz, Walter. "Chevalier Wollheim Da Fonseca: Linguist, Playwright, Double Agent, Hack Writer, and Master Blagueur." Year Book / Leo Baeck Institute, 1985.
चेतावनी: ये उद्धरण हमेशा 100% सटीक नहीं हो सकते हैं.