APA-referens (7:e uppl.)

Estopace, E. Toy & tech smart: Electronics education made fun and easy. IN Technology. The Philippine Star.

Chicago-referens (17:e uppl.)

Estopace, Eden. "Toy & Tech Smart: Electronics Education Made Fun and Easy. IN Technology." The Philippine Star .

MLA-referens (9:e uppl.)

Estopace, Eden. "Toy & Tech Smart: Electronics Education Made Fun and Easy. IN Technology." The Philippine Star, .

Varning: dessa hänvisningar är inte alltid fullständigt riktiga.