Manila Observatorio, Philippine Islands. Weather Bureau, & Coronas, J. (1908). Typhoon-warning code of the Manila Observatory. Bureau of Print.
Chicago Style (17. basım) AtıfManila Observatorio, Philippine Islands. Weather Bureau, ve Jose Coronas. Typhoon-warning Code of the Manila Observatory. Manila: Bureau of Print, 1908.
MLA (9th ed.) AtıfManila Observatorio, et al. Typhoon-warning Code of the Manila Observatory. Bureau of Print, 1908.
Uyarı: Bu alıntı herzaman %100 doğru olmayabilir..