APA

Walke N. S., . (1955). Good health for you, your family, and your community. New York: McGraw-Hill.

Chicago

Walke Nelson Sumter, . 1955. Good health for you, your family, and your community. New York: McGraw-Hill.

Harvard

Walke N. S., . (1955). Good health for you, your family, and your community. New York: McGraw-Hill.

MLA

Walke Nelson Sumter, . Good health for you, your family, and your community. New York: McGraw-Hill. 1955.