Gaya APA

-A, B, N, P, P., -A, I, T, K, P. (2002). The Human Capital Edge (1). New York: McGraw-Hill.

Gaya MLA

-A, Bruce, N., Pfau,, Ph.D.., -A, Ira, T., Kay,, Ph.D.. "The Human Capital Edge". 1 New York: McGraw-Hill, 2002. Text.