APA (7e ed.) Bronvermelding

Boniol, L. Z. (1997). Gardens of the world, our environment's sorrow. Manila Chronicle.

Chicago (17e ed.) Bronvermelding

Boniol, Leti Z. "Gardens of the World, Our Environment's Sorrow." Manila Chronicle 1997.

MLA (9e ed.) Bronvermelding

Boniol, Leti Z. "Gardens of the World, Our Environment's Sorrow." Manila Chronicle, 1997.