@book{Sapper+1920,
url = {https://doi.org/10.1515/9783111678962},
title = {Natur und Lebensbedingungen in tropischen und tropennahen Gebieten},
title = {Ein praktischer Ratgeber},
author = {Karl Sapper},
publisher = {De Gruyter},
address = {Berlin, Boston},
doi = {doi:10.1515/9783111678962},
isbn = {9783111678962},
year = {1920},
lastchecked = {2026-04-29}
}