Gaya APA
JOHNSON,G, .
(1930).
NEGRO IN AMERICAN CIVILIZATION
(
-)
.
-:
NEW YORK, HENRY HOLT AND COMPA.
Gaya MLA
JOHNSON,G, .
"NEGRO IN AMERICAN CIVILIZATION".
-
-:
NEW YORK, HENRY HOLT AND COMPA,
1930.
Text.