Lal Sudarshan. (1978). how to prevent industrial sickness: Symptoms & rehabilitation. Navarang.
シカゴスタイル引用形Lal Sudarshan. How to Prevent Industrial Sickness: Symptoms & Rehabilitation. New Delhi: Navarang, 1978.
MLA引用形式Lal Sudarshan. How to Prevent Industrial Sickness: Symptoms & Rehabilitation. Navarang, 1978.
警告: この引用は必ずしも正確ではありません.