Παραπομπή APA

Asbell, B. (1965). The new improved American. Mcgraw hill book company.

Παραπομπή Chicago Style

Asbell, B. The New Improved American. New york: Mcgraw hill book company, 1965.

Παραπομπή MLA

Asbell, B. The New Improved American. Mcgraw hill book company, 1965.