SINGH N K. (1985). CORPORATE SOUL: DYNAMICS OF EFFECTIVE MANAGEMENT. VIKAS PUBLISHING HOUSE PVT. LTD.
Lua i Stíl Chicago (17ú heag.)SINGH N K. CORPORATE SOUL: DYNAMICS OF EFFECTIVE MANAGEMENT. NEW DELHI: VIKAS PUBLISHING HOUSE PVT. LTD, 1985.
Lua MLA (9ú heag.)SINGH N K. CORPORATE SOUL: DYNAMICS OF EFFECTIVE MANAGEMENT. VIKAS PUBLISHING HOUSE PVT. LTD, 1985.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.