APA ציטוט

Buck, R., & Willcox, A. Calculus of several variables. Haughton Mifflin company.

Chicago Edition Citation

Buck, R.C, and A.B Willcox. Calculus of Several Variables. Boston: Haughton Mifflin company.

ציטוט MLA

Buck, R.C, and A.B Willcox. Calculus of Several Variables. Haughton Mifflin company.