Trigonometry for secondary schools

Trigonometry for secondary schools

Manylion Llyfryddiaeth
Prif Awdur: Butter, Charles H.
Awduron Eraill: Wren, Lynwood
Fformat: Llyfr
Cyhoeddwyd: Boston D.C. Heath and Company c1963.
Rhifyn:3rd ed.
Pynciau:
Trigonometry.