APA (7th ed.) Citation

Kolding, K., & Ussing Olsen, P. (1963). Folkeskolens historiebog. Busck.

Chicago Style (17th ed.) Citation

Kolding, Kr, and Peter Ussing Olsen. Folkeskolens Historiebog. København: Busck, 1963.

MLA (9th ed.) Citation

Kolding, Kr, and Peter Ussing Olsen. Folkeskolens Historiebog. Busck, 1963.

Warning: These citations may not always be 100% accurate.