APA

khalil a. m., . (1999). A contrastive grammar of english and arabic. jordan: jordan book centre.

Chicago

khalil aziz m, . 1999. A contrastive grammar of english and arabic. jordan: jordan book centre.

Harvard

khalil a. m., . (1999). A contrastive grammar of english and arabic. jordan: jordan book centre.

MLA

khalil aziz m, . A contrastive grammar of english and arabic. jordan: jordan book centre. 1999.