APA Style
Bertalanffy, Ludwing von. (1969).
General System Theory .
New York:
George Braziller, Inc.
Chicago Style
Bertalanffy, Ludwing von.
General System Theory.
New York:
George Braziller, Inc,
1969.
Sistem Informasi.
IEEE Style
*IEEE style untuk Skripsi
Bertalanffy, Ludwing von.
(1969).
General System Theory.
.
New York:
George Braziller, Inc.
*IEEE style untuk Buku/Jurnal
Bertalanffy, Ludwing von.
General System Theory.
.
New York:
George Braziller, Inc,
1969.
MLA Style
Bertalanffy, Ludwing von.
General System Theory.
New York:
George Braziller, Inc,
1969.
Sistem Informasi.
Turabian Style
Bertalanffy, Ludwing von.
General System Theory.
New York:
George Braziller, Inc,
1969.
Sistem Informasi.