APA (7e ed.) Bronvermelding

Mateo, S. G. (1987). Values clarification lessons in high school chemistry: Development, tryouts and evaluation. s.n.

Chicago (17e ed.) Bronvermelding

Mateo, Shirley Garcia. Values Clarification Lessons in High School Chemistry: Development, Tryouts and Evaluation. s.l: s.n, 1987.

MLA (9e ed.) Bronvermelding

Mateo, Shirley Garcia. Values Clarification Lessons in High School Chemistry: Development, Tryouts and Evaluation. s.n, 1987.