APA (7th ed.) Citation

(2015). Let us write numbers: / For pre - school and grade one students. Wasana Book Publishers.

Chicago Style (17th ed.) Citation

Let Us Write Numbers: / For Pre - School and Grade One Students. Dankotuwa: Wasana Book Publishers, 2015.

MLA (9th ed.) Citation

Let Us Write Numbers: / For Pre - School and Grade One Students. Wasana Book Publishers, 2015.