Cita APA

Porterfield, W. W. (1972). Concepts of chemistry. W. W. Norton.

Citación estilo Chicago

Porterfield, William W. Concepts of Chemistry. Nueva York: W. W. Norton, 1972.

Cita MLA

Porterfield, William W. Concepts of Chemistry. W. W. Norton, 1972.

Warning: These citations may not always be 100% accurate.