Cita APA (7a ed.)

Willard, H., & Furman, N. (1933). Elementary quantitative analysis. Theory & practice (1a ed.). Van Nostrand Company,Inc.

Cita Chicago Style (17a ed.)

Willard, H.H, y N.H Furman. Elementary Quantitative Analysis. Theory & Practice. 1a ed. New York: Van Nostrand Company,Inc, 1933.

Cita MLA (9a ed.)

Willard, H.H, y N.H Furman. Elementary Quantitative Analysis. Theory & Practice. 1a ed. Van Nostrand Company,Inc, 1933.