dela Cruz, Perla S.
Analytic geometry / Perla S dela Cruz. - ix, 400 pages : ill. ; 20 cm.
Includes index.
978-971-9968-43-6
Geometry, analytic.
Analytic geometry / Perla S dela Cruz. - ix, 400 pages : ill. ; 20 cm.
Includes index.
978-971-9968-43-6
Geometry, analytic.