Hopper, Leonard J. Graphic standards field guide to softscape / Leonard J. Hopper. - Hoboken, N.J. : John Wiley, c2011. - xi, 420 p. : ill. ; 22 cm. - Graphic standards field guide series. . Includes bibliographical references and index. ISBN: 9780470429648 (pbk.) Subjects--Topical Terms: Landscape design.Landscape architectural drawing.Landscape architecture--Graphic methods. Dewey Class. No.: 712.0222 / HOP 2011