Cita APA (7a ed.)
Greenberg, J. H. (1987). Language in the americas. Stanford University Press.
Cita Chicago Style (17a ed.)
Greenberg, Joseph Harold. Language in the Americas. Stanford, California: Stanford University Press, 1987.
Cita MLA (9a ed.)
Greenberg, Joseph Harold. Language in the Americas. Stanford University Press, 1987.
Advarsel: Disse citationer er muligvist ikke 100% nøjagtige.