APA-viite (7. p.)

Espiritu, L. C. (2018). Tik-tak, tik-tak. Save the Children Philippines, Sentro ng Wikang Filipino-UP Diliman.

Chicago-viite (17. p.)

Espiritu, Laarni C. Tik-tak, Tik-tak. Quezon City: Save the Children Philippines, Sentro ng Wikang Filipino-UP Diliman, 2018.

MLA-viite (9. p.)

Espiritu, Laarni C. Tik-tak, Tik-tak. Save the Children Philippines, Sentro ng Wikang Filipino-UP Diliman, 2018.