The title "Hipertexto Santillana Física 1" is part of a Colombian/Spanish series for secondary education. The author often listed is Javier Upd (or possibly Javier Fernández or a team). Check your physical book for:
The title "Hipertexto Santillana Física 1" is part of a Colombian/Spanish series for secondary education. The author often listed is Javier Upd (or possibly Javier Fernández or a team). Check your physical book for: