Klein, Joseph J. Singing technique; how to avoid vocal trouble/ [by] Joseph J. Klein with Ole A. Schjeide. - Princeton, N.J., D. Van Nostrand Co. [1967] - xii, 145 p. illus. (part col.), music. 24 cm. LCCN: 67018071 Nat. Bib. No.: GB68-746 Subjects--Topical Terms: Singing--Instruction and study. LC Class. No.: MT820.K753 / S5 Dewey Class. No.: 612.78 KLE