Commons Attribution-Share Alike 3.0 truetrue English Structural levels of nature systems and organization of life determination method or standard: SHA-1...
4.0 International license. You are free: to share – to copy, distribute and transmit the work to remix – to adapt the work Under the following conditions:...
1, 1929. Public domain works must be out of copyright in both the United States and in the source country of the work in order to be hosted on the Commons...
4.0 International license. You are free: to share – to copy, distribute and transmit the work to remix – to adapt the work Under the following conditions:...
Bartz/Stockmar - Coal Atlas, 2015 You are free: to share – to copy, distribute and transmit the work to remix – to adapt the work Under the following conditions:...
