APA
Svartvik J., Leech G. N., . (2006). English : one tongue, many voices. Basingstoke, Hampshire: Palgrave Macmillan.
Chicago
Svartvik Jan, Leech Geoffrey N, . 2006. English : one tongue, many voices. Basingstoke, Hampshire: Palgrave Macmillan.
Harvard
Svartvik J., Leech G. N., . (2006). English : one tongue, many voices. Basingstoke, Hampshire: Palgrave Macmillan.
MLA
Svartvik Jan, Leech Geoffrey N, . English : one tongue, many voices. Basingstoke, Hampshire: Palgrave Macmillan. 2006.