Johannsen, K. (2006). Ginseng dreams: The secret world of America's most valuable plant. University Press of Kentucky.
Cita Chicago (17th ed.)Johannsen, Kristin. Ginseng Dreams: The Secret World of America's Most Valuable Plant. Lexington: University Press of Kentucky, 2006.
Cita MLA (9th ed.)Johannsen, Kristin. Ginseng Dreams: The Secret World of America's Most Valuable Plant. University Press of Kentucky, 2006.
Atenció: Aquestes cites poden no estar 100% correctes.