Gaya APA
Krameer, S, N. (1969).
Cradle of Civilization: Great Ages of Man .
Nederland:
Time-Life International.
Gaya MLA
Krameer, Samuel, Noah.
"Cradle of Civilization: Great Ages of Man".
Nederland:
Time-Life International,
1969.
GEN - Bacaan/Seri Non-Fiksi.