APA Style

Organization, I, B. (2021). Environmental systems and societies Standard level Paper 2 Wednesday 12 May 2021 (morning) & Monday 1 November 2021 (morning) IB Diploma Programme . London: International Baccalaureate Organization.

MLA Style

Organization, International, Baccalaureate. "Environmental systems and societies Standard level Paper 2 Wednesday 12 May 2021 (morning) & Monday 1 November 2021 (morning) IB Diploma Programme". London: International Baccalaureate Organization, 2021. Text.