Gaya APA

Baumgardner, D., Scaffede, R. (2019). The leadership roadmap: people, lean, and innovation (Second Edition). New York: Productivity Press.

Gaya MLA

Baumgardner, Dwane., Scaffede, Russell. "The leadership roadmap: people, lean, and innovation". Second Edition New York: Productivity Press, 2019. Buku Elektronik.