Gaya APA

Ockie, B., Y, C., R. (2018). Systems Education for a Sustainable Planet . Basel, Switzerland: MDPI - Multidisciplinary Digital Publishing Institute.

Gaya MLA

Bosch, Ockie., Cavana, Robert, Y. "Systems Education for a Sustainable Planet". Basel, Switzerland: MDPI - Multidisciplinary Digital Publishing Institute, 2018. Electronic Resource.