If the males are the children of John and Bertha than their church baptismal records should have parents place of birth.
Did John GOUSHESKI had to fill out a draft registration form for WWll? If not than he was naturalized. You might look for his naturalization intent and petition. http://www.archives.gov/research/naturalization/index.htmlhttp://www.archives.gov/research/naturalization/index.html If not naturalized and lives pass 1940 than an Alien Registration Form.