author : Merritt Ruhlen

Books

• A Guide to the World's Languages Volume 1: classification: updated edn. 1991
• The Origin of Language. 1994

Books : reviews

Merritt Ruhlen.
A Guide to the World's Languages Volume 1: classification: updated edn.
Stanford University Press. 1991

Merritt Ruhlen.
The Origin of Language: tracing the evolution of the mother tongue.
Wiley. 1994