Hans Burkhardt : Paintings & Pastels 1988-1989.

MLA

Hans Burkhardt : Paintings & Pastels 1988-1989. Los Angeles: Jack Rutberg Fine Arts, 1989.

APA

(1989). Hans Burkhardt : Paintings & Pastels 1988-1989. Los Angeles: Jack Rutberg Fine Arts.

Chicago

Hans Burkhardt: Paintings & Pastels 1988-1989. Los Angeles: Jack Rutberg Fine Arts, 1989.