APA (7th ed.) Citation

Philippines. Bureau of Customs. (1918). To all pilots, pilots' associations and others concerned. [publisher not identified].

Chicago Style (17th ed.) Citation

Philippines. Bureau of Customs. To All Pilots, Pilots' Associations and Others Concerned. Manila, Philippines: [publisher not identified], 1918.

MLA (9th ed.) Citation

Philippines. Bureau of Customs. To All Pilots, Pilots' Associations and Others Concerned. [publisher not identified], 1918.

Warning: These citations may not always be 100% accurate.