APA aipamena

Arroyo, S. R. (2001). Business correspondence (Rev. ed.). JMC Press.

Chicago Style aipamena

Arroyo, Sandra Rodriguez. Business Correspondence. Rev. ed. Quezon City: JMC Press, 2001.

MLA aipamena

Arroyo, Sandra Rodriguez. Business Correspondence. Rev. ed. JMC Press, 2001.