Citazione Stile APA (7a Edizione)

LaBelle, J., & Waugh, C. (1977). The patchwork quilt design & coloring book. Butterick Pub.

Citazione stile Chigago Style (17a edizione)

LaBelle, Judith, e Carol Waugh. The Patchwork Quilt Design & Coloring Book. New York: Butterick Pub, 1977.

Citatione MLA (9a ed.)

LaBelle, Judith, e Carol Waugh. The Patchwork Quilt Design & Coloring Book. Butterick Pub, 1977.