Esterer, A. (1969). Vineyard Record and Plan, 1968-1969. https://oaks.kent.edu/node/3437
Esterer, Arnulf. 1969. “Vineyard Record and Plan, 1968-1969”. https://oaks.kent.edu/node/3437.
Esterer, A. Vineyard Record and Plan, 1968-1969. 1 Feb. 1969, https://oaks.kent.edu/node/3437.