Cita APA

Lerski, G. J., & Hatfield, M. O. (1977). Herbert Hoover and Poland: A documentary history of a friendship. Hoover Institution Press.

Citación estilo Chicago

Lerski, George J., y Mark O. Hatfield. Herbert Hoover and Poland: A Documentary History of a Friendship. Stanford, Calif: Hoover Institution Press, 1977.

Cita MLA

Lerski, George J., y Mark O. Hatfield. Herbert Hoover and Poland: A Documentary History of a Friendship. Hoover Institution Press, 1977.