TY  - BOOK
AU  - Ayers, Frank 
AU  - I. Moyer , Robert E.
TI  - Schaum's outline of theory and problems of trigonometry : with calculator -based solutions
SN  - "978-0-07-154350-7"
AV  - QA531 .M69
PY  - 2009///
CY  - N.Y.; London
PB  - McGraw-Hill
KW  - 1. Number complex 2.Trigonometry
KW  - "Y"
N1  - "N"
ER  -