Gaya APA
Assauri, Sofyan. (1990).
Matematika ekonomi/ Sofjan Assauri (Cet.11Ed.2).
Jakarta:
Rajawali.
Gaya Chicago
Assauri, Sofyan.
Matematika ekonomi/ Sofjan Assauri.
Cet.11Ed.2
Jakarta:
Rajawali,
1990.
Text.
Gaya MLA
Assauri, Sofyan.
Matematika ekonomi/ Sofjan Assauri.
Cet.11Ed.2
Jakarta:
Rajawali,
1990.
Text.
Gaya Turabian
Assauri, Sofyan.
Matematika ekonomi/ Sofjan Assauri.
Cet.11Ed.2
Jakarta:
Rajawali,
1990.
Print.