Cita APA

English Teaching Division. (1971). Carl Sandburg: His life, his poems, his land. United States Information Agency.

Citación estilo Chicago

English Teaching Division. Carl Sandburg: His Life, His Poems, His Land. Washington, D.C: United States Information Agency, 1971.

Cita MLA

English Teaching Division. Carl Sandburg: His Life, His Poems, His Land. United States Information Agency, 1971.