TY  - BOOK
A1  - / by Frank Ayres,Ayres
TI  - Schaum`s outline of theory and problems of plane and spherical trigonometry
PB  - کتابخانه مرکزی و مرکز اسناد دانشگاه تهران
SN  - 99018315
UR  /book/99018315/Schaums-outline-of-theory-and-problems-of-plane-a/
ER  -