Singh, S. (1994). The urban informal sector. Rawat Publications.
シカゴスタイル引用形Singh, Surjit. The Urban Informal Sector. New Delhi: Rawat Publications, 1994.
MLA引用形式Singh, Surjit. The Urban Informal Sector. Rawat Publications, 1994.
警告: この引用は必ずしも正確ではありません.