APA aipamena

Tapalla, W. C., & Tapalla, V. C. (2009). Public speaking and personality development. Anvil Pub. Inc.

Chicago Style aipamena

Tapalla, Wilma Cruz, and Valerie Cruz Tapalla. Public Speaking and Personality Development. Pasig City: Anvil Pub. Inc, 2009.

MLA aipamena

Tapalla, Wilma Cruz, and Valerie Cruz Tapalla. Public Speaking and Personality Development. Anvil Pub. Inc, 2009.