Παραπομπή APA

Lehmann, W. P. (1962). Hiostorical linguistics: An introduction.

Παραπομπή Chicago Style

Lehmann, Winfred P. Hiostorical Linguistics: An Introduction. 1962.

Παραπομπή MLA

Lehmann, Winfred P. Hiostorical Linguistics: An Introduction. 1962.