APA

Virch C., . (1967). Francisco Goya. New York: McGraw-Hill.

Chicago

Virch Claus, . 1967. Francisco Goya. New York: McGraw-Hill.

Harvard

Virch C., . (1967). Francisco Goya. New York: McGraw-Hill.

MLA

Virch Claus, . Francisco Goya. New York: McGraw-Hill. 1967.