Cita APA

Campbell, N. A. (1994). Biology: Concepts & connections. Menlo Park, Calif: Benjamin Cummings.

Chicago Style Citation

Campbell, Neil A. Biology: Concepts & Connections. Menlo Park, Calif: Benjamin Cummings, 1994.

Cita MLA

Campbell, Neil A. Biology: Concepts & Connections. Menlo Park, Calif: Benjamin Cummings, 1994.

Atenció: Aquestes cites poden no estar 100% correctes.