Tradition & innovation 1500 - 1989 : : Recent Acquisitions of the Achenbach Foundation for Graphic Arts (exhibition San Francisco, The Fine Arts Museums, 16 September - 31 December 1989).

MLA

Johnson, Robert Flynn. Tradition & Innovation 1500 - 1989 : Recent Acquisitions of the Achenbach Foundation for Graphic Arts (exhibition San Francisco, The Fine Arts Museums, 16 September - 31 December 1989). San Francisco: The Fine Arts Museums of San Francisco, 1989.

APA

Johnson, R. Flynn. (1989). Tradition & innovation 1500 - 1989 : Recent Acquisitions of the Achenbach Foundation for Graphic Arts (exhibition San Francisco, The Fine Arts Museums, 16 September - 31 December 1989). San Francisco: The Fine Arts Museums of San Francisco.

Chicago

Johnson, Robert Flynn Tradition & Innovation 1500 - 1989: Recent Acquisitions of the Achenbach Foundation for Graphic Arts (exhibition San Francisco, The Fine Arts Museums, 16 September - 31 December 1989). San Francisco: The Fine Arts Museums of San Francisco, 1989.