Hendriks, Berna. "Dutch English requests: A study of request performance by Dutch learners of English" Developing Contrastive Pragmatics. Berlin, Boston: Mouton de Gruyter, 2008. 335-354. Web. Retrieved 25 May. 2013, from http://www.degruyter.com/view/books/9783110207217/9783110207217.3.335/9783110207217.3.335.xml

Hendriks, B. (2008). Dutch English requests: A study of request performance by Dutch learners of English. Developing Contrastive Pragmatics (pp. 335-354). Berlin, Boston: Mouton de Gruyter. Retrieved 25 May. 2013, from http://www.degruyter.com/view/books/9783110207217/9783110207217.3.335/9783110207217.3.335.xml

Hendriks, Berna. 2008. Dutch English requests: A study of request performance by Dutch learners of English. In Developing Contrastive Pragmatics, 335-354. Berlin, Boston: Mouton de Gruyter. Retrieved 25 May. 2013, from http://www.degruyter.com/view/books/9783110207217/9783110207217.3.335/9783110207217.3.335.xml