Houghton, B. 1935- Technical information sources; : a guide to patent specifications, standards, and technical reports literature. [electronic resource] . — 2d ed.. — [Hamden, Conn.] : Linnet Books, [1972]. — 119 p. 23 cm. Includes bibliographical references. ISBN: 0208010742 9780208010742 LCCN: 72177197 Subjects--Topical Terms: Technical literature.Documentation technique. LC Class. No.: T10.7 / .H6 1972 Dewey Class. No.: 607