APA aipamena

Del Prado, M. G. (1960). "A short history of the district of Albay". s.n.

Chicago Style aipamena

Del Prado, Mariano Goyena. "A Short History of the District of Albay". s.l: s.n, 1960.

MLA aipamena

Del Prado, Mariano Goyena. "A Short History of the District of Albay". s.n, 1960.