Gregorio, L. (1967). The reaction of selected teachers to the Biology for Philippine High Schools: The Relationship of Living Things, an adaptation of the BSCS Green version materials.
Chicago Style (17th ed.) CitationGregorio, Lucille. The Reaction of Selected Teachers to the Biology for Philippine High Schools: The Relationship of Living Things, an Adaptation of the BSCS Green Version Materials. 1967.
MLA (9th ed.) CitationGregorio, Lucille. The Reaction of Selected Teachers to the Biology for Philippine High Schools: The Relationship of Living Things, an Adaptation of the BSCS Green Version Materials. 1967.
Warning: These citations may not always be 100% accurate.