Rueger, R., & Cohen, D. (1997). Student's solutions manual to accompany Precalculus, fifth edition [by] David Cohen. West Pub.
Chicago Style (17. basım) AtıfRueger, Ross, ve David Cohen. Student's Solutions Manual to Accompany Precalculus, Fifth Edition [by] David Cohen. Minneapolis, Minn: West Pub, 1997.
MLA (9th ed.) AtıfRueger, Ross, ve David Cohen. Student's Solutions Manual to Accompany Precalculus, Fifth Edition [by] David Cohen. West Pub, 1997.
Uyarı: Bu alıntı herzaman %100 doğru olmayabilir..