APA-referens (7:e uppl.)

Sideri, A., & Skoumios, M. (2021). Science Process Skills in the Greek Primary School Science Textbooks. Science Education International, 32(3), 231-236. https://doi.org/10.33828/sei.v32.i3.6

Chicago-referens (17:e uppl.)

Sideri, Andriani, och Michael Skoumios. "Science Process Skills in the Greek Primary School Science Textbooks." Science Education International 32, no. 3 (2021): 231-236. https://doi.org/10.33828/sei.v32.i3.6.

MLA-referens (9:e uppl.)

Sideri, Andriani, och Michael Skoumios. "Science Process Skills in the Greek Primary School Science Textbooks." Science Education International, vol. 32, no. 3, 2021, pp. 231-236, https://doi.org/10.33828/sei.v32.i3.6.