Ratnam, T. V., Ramachandran, M., & Narayanaswamy, G. (1977). Maintenance management in spinning. South India Textile Research Association.
Lua i Stíl Chicago (17ú heag.)Ratnam, T. V., M. Ramachandran, agus G. Narayanaswamy. Maintenance Management in Spinning. Coimbatore: South India Textile Research Association, 1977.
Lua MLA (8ú heag.)Ratnam, T. V., et al. Maintenance Management in Spinning. South India Textile Research Association, 1977.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.