Cita APA

Maxey, T. S., & Keeling, W. B. (2005). Another piece in the puzzle. BioMed Central.

Chicago Style Citation

Maxey, Thomas S., i William B. Keeling. Another Piece in the Puzzle. BioMed Central, 2005.

Cita MLA

Maxey, Thomas S., i William B. Keeling. Another Piece in the Puzzle. BioMed Central, 2005.

Atenció: Aquestes cites poden no estar 100% correctes.