APA (7th ed.) Citation

Leyson-Portugal, H. The effectiveness of the use of self learning materials and the lecture method in high school physics.

Chicago Style (17th ed.) Citation

Leyson-Portugal, Hideliza. The Effectiveness of the Use of Self Learning Materials and the Lecture Method in High School Physics. Quezon City, 1977.

MLA (9th ed.) Citation

Leyson-Portugal, Hideliza. The Effectiveness of the Use of Self Learning Materials and the Lecture Method in High School Physics.