Senajon, E. T. (2000). Mathematical competencies of secondary chemistry teachers in four types of process skills.
Citazione stile Chigago Style (17a edizione)Senajon, Eduardo Tampos. Mathematical Competencies of Secondary Chemistry Teachers in Four Types of Process Skills. 2000.
Citatione MLA (9a ed.)Senajon, Eduardo Tampos. Mathematical Competencies of Secondary Chemistry Teachers in Four Types of Process Skills. 2000.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.