 7 7 strike file localhost d itu web 20mine project uw-can-data webdata co-op 7 6 htm file localhost d itu web 20mine project uw-can-data webdata co-op 7 8 htm 7 7 strike occasion co-op student involv labour disrupt follow guidelin in instanc strike labour disrupt anticip discuss situat employ field co-ordin ask employ cross picket in case altern arrang work the length time strike determin credit work term allow if work term jeopard prolong strike choos leav job cec effort find job howev cec guarante substitut employ payment wage labour disrupt decis employ maintain constant commun field co-ordin labour disrupt cec effort monitor situat file localhost d itu web 20mine project uw-can-data webdata co-op 7 6 htm file localhost d itu web 20mine project uw-can-data webdata co-op 7 8 htm 