APA

Hort L., . (2001). How many stars in the sky؟. New York: Scholastic.

Chicago

Hort Leny, . 2001. How many stars in the sky؟. New York: Scholastic.

Harvard

Hort L., . (2001). How many stars in the sky؟. New York: Scholastic.

MLA

Hort Leny, . How many stars in the sky؟. New York: Scholastic. 2001.