Proceedings of 1981 Soaring Society of America national convention
Subtitle: presented at Phoenix, Arizona, January 14-18, 1981.
Contributors: Soaring Society of America.
Publisher: Arizona Soaring Association
Published: 1981
Place of publication: Phoenix, Ariz
Language: eng
Number of pages: 116
Subjects: Gliding and soaring -- Congresses.
Notes: Includes bibliographies.