(2001). Distribution of establishments in the Philippines in 1999. NSO Special Release.
Cita Chicago (17th ed.)"Distribution of Establishments in the Philippines in 1999." NSO Special Release 2001.
Cita MLA (9th ed.)"Distribution of Establishments in the Philippines in 1999." NSO Special Release, 2001.
Atenció: Aquestes cites poden no estar 100% correctes.