Gaya APA

Lenssen, G, G., Smith, N, C. (2019). Managing Sustainable Business : An Executive Education Case and Textbook . Netherlands: Springer Science Business Media B.V.

Gaya MLA

Lenssen, Gilbert, G.., Smith, N., Craig. "Managing Sustainable Business : An Executive Education Case and Textbook". Netherlands: Springer Science Business Media B.V, 2019. e-book.