Gaya APA
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Pokok-Pokok Teori Sistem. (1986).
Jakarta_:
RajaGrafindo Persada.
Gaya MLA
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Pokok-Pokok Teori Sistem.
Ed. 1,cet. 2-.
Jakarta_:
RajaGrafindo Persada,
1986.
Buku Teks.