Gaya APA

Maynard, H, B., Mehrtens, S. (1993). The Fourth wave : business in the 21st century . San Francisco: Berrett-Koehler Publishers.

Gaya MLA

Maynard, Herman, Bryant., Mehrtens, Susan. "The Fourth wave : business in the 21st century". San Francisco: Berrett-Koehler Publishers, 1993. Buku/Printed Material.