Cita APA (7a ed.)

Sandburg, C. Good morning, America: Carl Sandburg. The city.(1979).

Cita Chicago Style (17a ed.)

Sandburg, Carl. "Good Morning, America: Carl Sandburg." The City.(1979) .

Cita MLA (8a ed.)

Sandburg, Carl. "Good Morning, America: Carl Sandburg." The City.(1979), .