Citazione APA

Discovery Channel (Firm), Discovery Communications, Inc, Smith, J. L., & Wardle, E. (2006). America's tsunami: Are we next ? Discovery Communications.

Stile di citazione Chicago

Discovery Channel (Firm), Inc Discovery Communications, Jamie L. Smith, e Edmund Wardle. America's Tsunami: Are We Next ? Silver Spring, MD: Discovery Communications, 2006.

Citazione MLA

Discovery Channel (Firm), et al. America's Tsunami: Are We Next ? Discovery Communications, 2006.