International workers' day : : May Day - international workers day / / May Day, the Real Labor Day, by various IWW writers ; The Brief Origins of May Day, by Eric Chase.

MLA

Chase, Eric. International Workers' Day : May Day - International Workers Day. [S.l], .

APA

Chase, E. International workers' day : May Day - international workers day. [S.l].

Chicago

Chase, Eric International Workers' Day: May Day - International Workers Day. [S.l].