Oren, R. (~ 2009). Gertruda’s oath : a child, a promise, and a heroic escape during World War II (1. American edition) [Book]. Doubleday.
Chicago Manual of Style 17th edition (author-date)Oren, Ram. 2009. Gertruda’s oath : a child, a promise, and a heroic escape during World War II. Book. 1. American edition. New York: Doubleday.
Springer - Basic (author-date)Oren R (2009) Gertruda’s oath : a child, a promise, and a heroic escape during World War II, 1. American edition. Doubleday, New York
Springer - Lecture Notes in Computer Science1.Oren, R.: Gertruda’s oath : a child, a promise, and a heroic escape during World War II. Doubleday, New York (2009).
DIN 1505-2 (author-date, Deutsch) - standard superseded by ISO-690Oren, Ram ; ; ; : Gertruda’s oath : a child, a promise, and a heroic escape during World War II. 1. American edition.. book. New York : Doubleday, 2009 — ISBN 9780385527187