The complete book of Bertha Hayes' patterns :
75 drafts and design effects /
created by Bertha G. Hayes.
APA Citation
Hayes, B. G., East Berlin (Pa.). Creative Crafts Weaving School. (1957). The complete book of Bertha Hayes' patterns: 75 drafts and design effects. East Berlin, Pa.: Creative Crafts.
MLA Citation
Hayes, Bertha G, and East Berlin (Pa.). Creative Crafts Weaving School. The Complete Book of Bertha Hayes' Patterns: 75 Drafts And Design Effects. East Berlin, Pa.: Creative Crafts, 1957.
Warning: These citations may not always be complete (especially for serials).