Frascari, Marco. Eleven exercises in the art of architectural drawing : slow food for the architect's imagination / Marco Frascari. - London : Routledge, 2011. - viii, 213 p. : ill. (chiefly col.) ; 25 cm. Includes index. Includes bibliographical references. ISBN: 9780415779265 (pbk.) Subjects--Topical Terms: Architectural drawing--Technique.