TY - BOOK AU - Fajardo, Ira A. TI - Spherical trigonometry: A Comprehensive approach SN - 978-971-821-332-2 U1 - DFil 516.24 2013 PY - 2013/// CY - Malabon City PB - Mutya Publishing House, Inc. KW - Trigonometry KW - Trigonometry, Spherical N1 - Includes references ER -