de Klerk Wolters, F. J. A. (2022). The Haralds of Hydrogen: The Economic Sectors Driving the Hydrogen Economy in Europe. Graduate Institute Publications.
Chicago Style (17th ed.) Citationde Klerk Wolters, Floris Jacobus Adrianus. The Haralds of Hydrogen: The Economic Sectors Driving the Hydrogen Economy in Europe. Geneva: Graduate Institute Publications, 2022.
MLA (9th ed.) Citationde Klerk Wolters, Floris Jacobus Adrianus. The Haralds of Hydrogen: The Economic Sectors Driving the Hydrogen Economy in Europe. Graduate Institute Publications, 2022.
Warning: These citations may not always be 100% accurate.