APA Format
; Kehal, Harbhajan S.; Singh, Varinder P.. (2006). Outsourcing and offshoring in the 21st century : a socio-economic perspective. Amerika : Idea Group Publishing
MLA Format
; Kehal, Harbhajan S.; Singh, Varinder P.. Outsourcing and offshoring in the 21st century : a socio-economic perspective. Amerika : Idea Group Publishing, 2006
Chicago Format
; Kehal, Harbhajan S.; Singh, Varinder P.. Outsourcing and offshoring in the 21st century : a socio-economic perspective. Amerika : Idea Group Publishing, 2006
Australian/Harvard Format
; Kehal, Harbhajan S.; Singh, Varinder P.. 2006. Outsourcing and offshoring in the 21st century : a socio-economic perspective. Idea Group Publishing Amerika