Cita APA (7a ed.)

Spiegel, J. (1994). Manager's official guide to team working. Pfeiffer & Co.

Cita Chicago Style (17a ed.)

Spiegel, Jerry. Manager's Official Guide to Team Working. Amsterdam: Pfeiffer & Co, 1994.

Cita MLA (9a ed.)

Spiegel, Jerry. Manager's Official Guide to Team Working. Pfeiffer & Co, 1994.