APA

Sansom W., . (1968). A book of Christmas. New York: McGraw-Hill.

Chicago

Sansom William, . 1968. A book of Christmas. New York: McGraw-Hill.

Harvard

Sansom W., . (1968). A book of Christmas. New York: McGraw-Hill.

MLA

Sansom William, . A book of Christmas. New York: McGraw-Hill. 1968.