APA (7th ed.) Citation

Yap, H. T. (2006). From inside the Berlin Wall. University of the Philippines Press.

Chicago Style (17th ed.) Citation

Yap, Helen T. From Inside the Berlin Wall. Quezon City: University of the Philippines Press, 2006.

MLA (9th ed.) Citation

Yap, Helen T. From Inside the Berlin Wall. University of the Philippines Press, 2006.