Gironella, A. I. N. (1996). Profile and manpower contribution to production of special sectors of the Philippine population: Volume 2, the disabled. National Statistics Office.
Lua i Stíl Chicago (17ú heag.)Gironella, Ann Inez N. Profile and Manpower Contribution to Production of Special Sectors of the Philippine Population: Volume 2, the Disabled. Manila: National Statistics Office, 1996.
Lua MLA (9ú heag.)Gironella, Ann Inez N. Profile and Manpower Contribution to Production of Special Sectors of the Philippine Population: Volume 2, the Disabled. National Statistics Office, 1996.
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