Cita APA (7th ed.)
Vap, S. (2007). American spikenard. University of Iowa Press.
Cita Chicago (17th ed.)
Vap, Sarah. American Spikenard. Iowa City: University of Iowa Press, 2007.
Cita MLA (9th ed.)
Vap, Sarah. American Spikenard. University of Iowa Press, 2007.
Atenció: Aquestes cites poden no estar 100% correctes.