APA
Augsburg D R, Augsburg Edna K Augsburg Paul Duresco, . (1931). Augsburg drawing book. : .
Chicago
Augsburg D R, Augsburg Edna K Augsburg Paul Duresco, . 1931. Augsburg drawing book. : .
Harvard
Augsburg D R, Augsburg Edna K Augsburg Paul Duresco, . (1931). Augsburg drawing book. : .
MLA
Augsburg D R, Augsburg Edna K Augsburg Paul Duresco, . Augsburg drawing book. : . 1931.
