APA ציטוט

Umland, J. B., & Bellama, J. M. (1999). General chemistry. Pacific Grove, CA: Brooks/Cole Pub. Co.

Trích dẫn kiểu Chicago

Umland, Jean B., và Jon M. Bellama. General Chemistry. Pacific Grove, CA: Brooks/Cole Pub. Co, 1999.

ציטוט MLA

Umland, Jean B., và Jon M. Bellama. General Chemistry. Pacific Grove, CA: Brooks/Cole Pub. Co, 1999.

אזהרה: ציטוטים אלה לעיתים לא מדויקים ב 100%.