APA (7th ed.) Citation

Philippines. Bureau of Customs. (1919). To telephone operators of Manila Custom-House, Manila, P.I. [publisher not identified].

Chicago Style (17th ed.) Citation

Philippines. Bureau of Customs. To Telephone Operators of Manila Custom-House, Manila, P.I. Manila, Philippines: [publisher not identified], 1919.

MLA (9th ed.) Citation

Philippines. Bureau of Customs. To Telephone Operators of Manila Custom-House, Manila, P.I. [publisher not identified], 1919.

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