APA Style
BREHIER, E.
(1968).
THE NINETEENTH CENTURY PERIOD OF SYSTEMS 1800-1850
(
2)
.
paress:
paress.
MLA Style
BREHIER, EMILE.
"THE NINETEENTH CENTURY PERIOD OF SYSTEMS 1800-1850".
2
paress:
paress,
1968.
BOOK.