APA (7th ed.) Citation

Halldórsdóttir, S. S., & Íslands, H. (2014). British or American English? A Survey on Speech.

Chicago Style (17th ed.) Citation

Halldórsdóttir, Svanhildur Sif, and Háskóli Íslands. British or American English? A Survey on Speech. 2014.

MLA (9th ed.) Citation

Halldórsdóttir, Svanhildur Sif, and Háskóli Íslands. British or American English? A Survey on Speech. 2014.

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