Selz, P., & Freeman, P. (1982). Sam Francis: With Essays on his Prints by Susan Einstein and Jan Butterfield. Harry N. Abrams Publishers.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रSelz, Peter, और Phyllis Freeman. Sam Francis: With Essays on His Prints by Susan Einstein and Jan Butterfield. New York: Harry N. Abrams Publishers, 1982.
एमएलए (8वां संस्करण) प्रशस्ति पत्रSelz, Peter, और Phyllis Freeman. Sam Francis: With Essays on His Prints by Susan Einstein and Jan Butterfield. Harry N. Abrams Publishers, 1982.
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