Christian R. & Schoen, Harold L. Hirsch

titleISBN-13
(ISBN-10)
year of publication
Trigonometry and It's Applications978-O-O7-O29O74-7
(O-O7-O29O74-1)
1990

A.S. · C.A. · C.R. · C R. A. · C.S. · R. A. · R. S.

Christian R. Andersen