Citazione Stile APA (7a Edizione)

Dulay, L. M. (2009). I am a child of the universe. Phoenix Publishing House.

Citazione stile Chigago Style (17a edizione)

Dulay, Lourdes M. I Am a Child of the Universe. Quezon City: Phoenix Publishing House, 2009.

Citatione MLA (9a ed.)

Dulay, Lourdes M. I Am a Child of the Universe. Phoenix Publishing House, 2009.