APA aipamena

Wardhaugh, R. (1987). Languages in competition: Dominance, diversity, and decline. Blackwell.

Chicago Style aipamena

Wardhaugh, Ronald. Languages in Competition: Dominance, Diversity, and Decline. Oxford: Blackwell, 1987.

MLA aipamena

Wardhaugh, Ronald. Languages in Competition: Dominance, Diversity, and Decline. Blackwell, 1987.