Παραπομπή APA

Hahn, R. B., & Welcher, F. J. (1963). Inorganic qualitative analysis. D Van Nostrand.

Παραπομπή Chicago Style

Hahn, Richard B., και Frank J. Welcher. Inorganic Qualitative Analysis. New Jersey: D Van Nostrand, 1963.

Παραπομπή MLA

Hahn, Richard B., και Frank J. Welcher. Inorganic Qualitative Analysis. D Van Nostrand, 1963.