Παραπομπή σε μορφή APA (7η εκδ.)

JELINEK, J. A. (2020). Children’s Astronomy. Shape of the earth, location of people on earth and the day/night cycle according to polish children between 5 and 8 years of age. Urray.

Παραπομπή σε μορφή Chicago (17η εκδ.)

JELINEK, JAN AMOS. Children’s Astronomy. Shape of the Earth, Location of People on Earth and the Day/night Cycle According to Polish Children Between 5 and 8 Years of Age. Urray, 2020.

Παραπομπή σε μορφή MLA (8th εκδ.)

JELINEK, JAN AMOS. Children’s Astronomy. Shape of the Earth, Location of People on Earth and the Day/night Cycle According to Polish Children Between 5 and 8 Years of Age. Urray, 2020.