Jules De Bruycker : : Flemish Master Etcher (Sale Valyermo, St. Andrew's Priory, 28-29.9.1991).

MLA

Van Calbergh, Mieke, and Jan d'Haese. Jules De Bruycker : Flemish Master Etcher (sale Valyermo, St. Andrew's Priory, 28-29.9.1991). Valyermo: St. Andrews's Priory, 1991.

APA

Van Calbergh, M., & d'Haese, J. (1991). Jules De Bruycker : Flemish Master Etcher (Sale Valyermo, St. Andrew's Priory, 28-29.9.1991). Valyermo: St. Andrews's Priory.

Chicago

Van Calbergh, Mieke, and Jan d'Haese. Jules De Bruycker: Flemish Master Etcher (sale Valyermo, St. Andrew's Priory, 28-29.9.1991). Valyermo: St. Andrews's Priory, 1991.