LEHMANN, W. P. (1996). Theoretical bases of Indo-European linguistics. Routledge.
Dyfyniad Arddull ChicagoLEHMANN, Winfred P. Theoretical Bases of Indo-European Linguistics. London: Routledge, 1996.
Dyfyniad MLALEHMANN, Winfred P. Theoretical Bases of Indo-European Linguistics. Routledge, 1996.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.