APA

Becker H., . (1955). Prepayment and the community. New York: McGraw-Hill.

Chicago

Becker Harry, . 1955. Prepayment and the community. New York: McGraw-Hill.

Harvard

Becker H., . (1955). Prepayment and the community. New York: McGraw-Hill.

MLA

Becker Harry, . Prepayment and the community. New York: McGraw-Hill. 1955.