APA ציטוט

Director, S. W., & Rohrer, R. A. Introduction to Systems Theory. McGraw-Hill Kogakusha Ltd.

Chicago Edition Citation

Director, Stephen W., and Ronald A. Rohrer. Introduction to Systems Theory. Tokyo: McGraw-Hill Kogakusha Ltd.

ציטוט MLA

Director, Stephen W., and Ronald A. Rohrer. Introduction to Systems Theory. McGraw-Hill Kogakusha Ltd.