Tamil Nadu (India). Tamil Nadu services manual: Incorporates amendments issued upto 31st October 1975. Govt. of Tamil Nadu.
Παραπομπή σε μορφή Chicago (17η εκδ.)Tamil Nadu (India). Tamil Nadu Services Manual: Incorporates Amendments Issued Upto 31st October 1975. [Madras]: Govt. of Tamil Nadu.
Παραπομπή σε μορφή MLA (8th εκδ.)Tamil Nadu (India). Tamil Nadu Services Manual: Incorporates Amendments Issued Upto 31st October 1975. Govt. of Tamil Nadu.
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