Ayrton, M. (1981). Michael Ayrton: [Grahamstowwn: 1820 Settlers Nat Monument. Five Roses National Festival of the Arts 10. - 17.7.1981]. 1820 Foundation.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रAyrton, Michael. Michael Ayrton: [Grahamstowwn: 1820 Settlers Nat Monument. Five Roses National Festival of the Arts 10. - 17.7.1981]. Grahamstown: 1820 Foundation, 1981.
एमएलए (8वां संस्करण) प्रशस्ति पत्रAyrton, Michael. Michael Ayrton: [Grahamstowwn: 1820 Settlers Nat Monument. Five Roses National Festival of the Arts 10. - 17.7.1981]. 1820 Foundation, 1981.
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