i could not understand how can i set up MARC field with  authorities value..i think i have to link wih 850a field with authorities value..But i can not understand how can i link them.please sir help me about this..i could not ad any authorities value in my koha system. First time when i open authorities value admin page there is no data if i add some data then nothing is added..so anybody can help me how can i managed this problem.