Cita APA (7th ed.)

Greenberg, J. H. (1966). Universals of language. MITPR.

Cita Chicago (17th ed.)

Greenberg, Joseph H. Universals of Language. NewYork: MITPR, 1966.

Cita MLA (9th ed.)

Greenberg, Joseph H. Universals of Language. MITPR, 1966.