Pabrik Gula Purwokerto: Perbedaan antara revisi

<ref>{{Cite web|title=Serajoedal Stoomtram Maatschappij {{!}} ANDRAFARM {{!}} PUSAT ENSIKLOPEDIA ONLINE|url=http://www.andrafarm.co.id/id1/2-2991-2888/Serajoedal-Stoomtram-Maatschappij_245519_andrafarm.html|website=www.andrafarm.co.id|access-date=2021-03-30}}</ref><ref>{{Cite web|title=Poerwokerto Suikerfabriek|url=https://www.colonialbusinessindonesia.nl/en/database-en/catalog/item/poerwokerto-suikerfabriek-8|website=www.colonialbusinessindonesia.nl|access-date=2021-03-30}}</ref><ref>{{Cite web|last=W|first=Jatmiko|title=Suikerfabriek Poerwokerto|url=https://www.banjoemas.com/2011/05/suikerfabriek-poerwokerto.html|website=www.banjoemas.com|language=en|access-date=2021-03-30}}</ref><ref>{{Cite web|title=Goudsche Courant, vrijdag 29 juli 1904|url=https://kranten.samh.nl/goudsche_courant/1904-07-29/2|website=Kranten {{!}} Streekarchief Midden-Holland|access-date=2021-03-30}}{{Pranala mati|date=Juni 2021 |bot=InternetArchiveBot |fix-attempted=yes }}</ref>