Gonzaga, F. L. (1964). Directory of Philippine printers and publishers. Bureau of Public Libraries.
Chicago Style (17. basım) AtıfGonzaga, Felipe L. Directory of Philippine Printers and Publishers. Manila: Bureau of Public Libraries, 1964.
MLA (9th ed.) AtıfGonzaga, Felipe L. Directory of Philippine Printers and Publishers. Bureau of Public Libraries, 1964.
Uyarı: Bu alıntı herzaman %100 doğru olmayabilir..