APA استشهاد

Porterfield, W. W. A. (1993). Inorganic chemistry: A unified approach (Ed.2.).

استشهاد بنمط شيكاغو

Porterfield, William W; Author. Inorganic Chemistry: A Unified Approach. Ed.2. California, Academic Press, 1993.

MLA استشهاد

Porterfield, William W; Author. Inorganic Chemistry: A Unified Approach. Ed.2. 1993.