NARANG, G., & JASNA, J. (1980). Refrigeration and air-conditioning in MKS system for atext for B.Sc. (engineering). Katson Publishing House.
Lua i Stíl Chicago (17ú heag.)NARANG, G.B.S, agus J.K JASNA. Refrigeration and Air-conditioning in MKS System for Atext for B.Sc. (engineering). Ludhiana: Katson Publishing House, 1980.
Lua MLA (9ú heag.)NARANG, G.B.S, agus J.K JASNA. Refrigeration and Air-conditioning in MKS System for Atext for B.Sc. (engineering). Katson Publishing House, 1980.
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