APA استشهاد

Addison, C. C., & Sowerby, D. B. (1972). Main group elements: Groups V and VI. Butterworths; University Park Press.

استشهاد بنمط شيكاغو

Addison, C. C., و D. B. Sowerby. Main Group Elements: Groups V and VI. London, Baltimore: Butterworths; University Park Press, 1972.

MLA استشهاد

Addison, C. C., و D. B. Sowerby. Main Group Elements: Groups V and VI. Butterworths; University Park Press, 1972.