APA-viite (7. p.)

Kulmala, J. (2020). The letter is only a poor expression of what heart overflows: Family letters from the 20th century Czechoslovakia.

Chicago-viite (17. p.)

Kulmala, Johanna. The Letter Is Only a Poor Expression of What Heart Overflows: Family Letters from the 20th Century Czechoslovakia. Jyväskylä, 2020.

MLA-viite (9. p.)

Kulmala, Johanna. The Letter Is Only a Poor Expression of What Heart Overflows: Family Letters from the 20th Century Czechoslovakia. 2020.