APA (7th ed.) Citation

Philippines. National Council for the Welfare of Disabled Persons. (1999). Philippine dictionary of signs. National Council for the Welfare of Disabled Persons.

Chicago Style (17th ed.) Citation

Philippines. National Council for the Welfare of Disabled Persons. Philippine Dictionary of Signs. [Quezon City]: National Council for the Welfare of Disabled Persons, 1999.

MLA (9th ed.) Citation

Philippines. National Council for the Welfare of Disabled Persons. Philippine Dictionary of Signs. National Council for the Welfare of Disabled Persons, 1999.