APA-viite (7. p.)

Sonder, I. Chaim Heinz Fenchel: His Life and Work in Germany / Ines Sonder. Chaim Heinz Fenchel : a complex puzzle.

Chicago-viite (17. p.)

Sonder, Ines. "Chaim Heinz Fenchel: His Life and Work in Germany / Ines Sonder." Chaim Heinz Fenchel : A Complex Puzzle .

MLA-viite (8. p.)

Sonder, Ines. "Chaim Heinz Fenchel: His Life and Work in Germany / Ines Sonder." Chaim Heinz Fenchel : A Complex Puzzle, .