The law and rules on the Philippine metric system effective January 1, 1983 with primer, tables, charts, and illustrations for conversion.

Sonraí bibleagrafaíochta
Údair chorparáideacha: Philippine Law Gazette, Philippines. Ministry of Trade and Industry, Philippines
Formáid: LEABHAR
Teanga:English
Foilsithe / Cruthaithe: Quezon City Philippine Law Gazette 1983.
Ábhair: