Cita APA

Shishkov, T., & Kolev, N. (2014). The Soils of Bulgaria (1st ed. 2014.). Dordrecht: Springer Netherlands : Imprint: Springer.

Citación estilo Chicago

Shishkov, Toma., y Nikola Kolev. The Soils of Bulgaria. 1st ed. 2014. Dordrecht: Springer Netherlands : Imprint: Springer, 2014.

Cita MLA

Shishkov, Toma., y Nikola Kolev. The Soils of Bulgaria. 1st ed. 2014. Dordrecht: Springer Netherlands : Imprint: Springer, 2014.