APA (7th ed.) Citation

Ayala, T. L. (2011). The World's negative spaces. UST Pub. House.

Chicago Style (17th ed.) Citation

Ayala, Tita Lacambra. The World's Negative Spaces. Manila: UST Pub. House, 2011.

MLA (9th ed.) Citation

Ayala, Tita Lacambra. The World's Negative Spaces. UST Pub. House, 2011.