TY  - BOOK
AU  - Crichton, M. Ian
TI  - Proceedings of the 2nd international symposium on Trichopte, University of Rading, England, 25-29 July 1977
AV  - QL516.I5 
CY  - The Hague
KW  - Trigonometry
N1  - Includes bibliographical references
ER  -