APA (7th ed.) Citation

Santos, M. G. C. (1977). Development and tryout of value clarification lessons in high school science II (Biology).

Chicago Style (17th ed.) Citation

Santos, Ma. Gracia C. Development and Tryout of Value Clarification Lessons in High School Science II (Biology). 1977.

MLA (9th ed.) Citation

Santos, Ma. Gracia C. Development and Tryout of Value Clarification Lessons in High School Science II (Biology). 1977.

Warning: These citations may not always be 100% accurate.