APA (7. basım) Alıntı

Sabado, F. P. Paradoxes as learning activities for High School Mathematics.

Chicago Style (17. basım) Atıf

Sabado, Federico P. Paradoxes as Learning Activities for High School Mathematics. Quezon City, 1979.

MLA (9th ed.) Atıf

Sabado, Federico P. Paradoxes as Learning Activities for High School Mathematics.