APA (7th ed.) Citation

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

Chicago Style (17th ed.) Citation

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

MLA (8th ed.) Citation

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

Warning: These citations may not always be 100% accurate.