Grandia, J., & Voncken, D. (2019). Sustainable Public Procurement: The Impact of Ability, Motivation, and Opportunity on the Implementation of Different Types of Sustainable Public Procurement. Sustainability, 11(19), 5215. https://doi.org/10.3390/su11195215
Citácia podle Chicago (17th ed.)Grandia, Jolien, a Dylan Voncken. "Sustainable Public Procurement: The Impact of Ability, Motivation, and Opportunity on the Implementation of Different Types of Sustainable Public Procurement." Sustainability 11, no. 19 (2019): 5215. https://doi.org/10.3390/su11195215.
Citácia podľa MLA (8th ed.)Grandia, Jolien, a Dylan Voncken. "Sustainable Public Procurement: The Impact of Ability, Motivation, and Opportunity on the Implementation of Different Types of Sustainable Public Procurement." Sustainability, vol. 11, no. 19, 2019, p. 5215, https://doi.org/10.3390/su11195215.