Gaya APA
Ferm, Vergilius [ed.]. (1961).
A History aof philisophical systems / edited by Vergilius Ferm .
:
New Jersey : Littlefield.
Gaya Chicago
Ferm, Vergilius [ed.].
A History aof philisophical systems / edited by Vergilius Ferm.
:
New Jersey : Littlefield,
1961.
Buku.
Gaya MLA
Ferm, Vergilius [ed.].
A History aof philisophical systems / edited by Vergilius Ferm.
:
New Jersey : Littlefield,
1961.
Buku.
Gaya Turabian
Ferm, Vergilius [ed.].
A History aof philisophical systems / edited by Vergilius Ferm.
:
New Jersey : Littlefield,
1961.
Buku.