本书以"网络"这一概念涵括人类文明由远古演化至今的脉络及其特征，认为：在漫长的历史中，文明生长的关键在于人们彼此之间结成的各种交往网络。从远古祖先松散、零碎的交往网络，到早期农业社会的地方性网络，到电子时代的全球网络，交往网络的演变发展，也正是人类文明成熟发展的过程。
Availability can change throughout the month based on the library's budget. You can still place a hold on the title, and your hold will be automatically filled as soon as the title is available again.
The OverDrive Read format of this ebook has professional narration that plays while you read in your browser. Learn more here.
Your session has expired. Please sign in again so you can continue to borrow titles and access your Loans, Wish list, and Holds pages.
If you're still having trouble, follow these steps to sign in.
Add a library card to your account to borrow titles, place holds, and add titles to your wish list.
Have a card? Add it now to start borrowing from the collection.
The library card you previously added can't be used to complete this action. Please add your card again, or add a different card. If you receive an error message, please contact your library for help.