Παραπομπή APA

Chang, C. C., & Keisler, H. J. (1973). Model theory. North-Holland Pub. Co.; American Elsevier.

Παραπομπή Chicago Style

Chang, Chen Chung, και H. Jerome Keisler. Model Theory. Amsterdam, New York: North-Holland Pub. Co.; American Elsevier, 1973.

Παραπομπή MLA

Chang, Chen Chung, και H. Jerome Keisler. Model Theory. North-Holland Pub. Co.; American Elsevier, 1973.