Cite
HARVARD Citation
Unknown (2014) 42cm "big bertha" and german siege artillery of world war i. [Online]. London : Osprey Pub. Available from: http://access.bl.uk/ark:/81055/vdc_100034415200.0x000001
This is an interim version of our Electronic Legal Deposit Catalogue-eJournals and eBooks while we continue to recover from a cyber-attack.
Unknown (2014) 42cm "big bertha" and german siege artillery of world war i. [Online]. London : Osprey Pub. Available from: http://access.bl.uk/ark:/81055/vdc_100034415200.0x000001