APA

Tadika S., . (2006). Scientific English. Cairo: Dar El-Farouk.

Chicago

Tadika Sains, . 2006. Scientific English. Cairo: Dar El-Farouk.

Harvard

Tadika S., . (2006). Scientific English. Cairo: Dar El-Farouk.

MLA

Tadika Sains, . Scientific English. Cairo: Dar El-Farouk. 2006.