Cita APA (7th ed.)
Vengel, A. A., & Wright, G. (2004). Sprout!: Everything I needed to know about sales I learned from my garden. Berrett-Koehler Publishers.
Cita Chicago (17th ed.)
Vengel, Alan A., i Greg Wright. Sprout!: Everything I Needed to Know About Sales I Learned from My Garden. San Francisco: Berrett-Koehler Publishers, 2004.
Cita MLA (9th ed.)
Vengel, Alan A., i Greg Wright. Sprout!: Everything I Needed to Know About Sales I Learned from My Garden. Berrett-Koehler Publishers, 2004.
Atenció: Aquestes cites poden no estar 100% correctes.