APA

Skehan P., . (1998). A cognitive approach to language learning. : Oxford university press.

Chicago

Skehan Peter, . 1998. A cognitive approach to language learning. : Oxford university press.

Harvard

Skehan P., . (1998). A cognitive approach to language learning. : Oxford university press.

MLA

Skehan Peter, . A cognitive approach to language learning. : Oxford university press. 1998.