Cita APA (7th ed.)

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

Cita Chicago (17th ed.)

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

Cita MLA (9th ed.)

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