Citazione Stile APA (7a Edizione)

Stern, E. S. (1988). The very best from Hallmark: Greeting cards through the years. Abrams.

Citazione stile Chigago Style (17a edizione)

Stern, Ellen Stock. The Very Best from Hallmark: Greeting Cards Through the Years. New York: Abrams, 1988.

Citatione MLA (9a ed.)

Stern, Ellen Stock. The Very Best from Hallmark: Greeting Cards Through the Years. Abrams, 1988.