All the plays of Molnár
By: with a foreword by David Belasco.
Edition: De luxe ed. --
Publisher: Garden City publishing Co.
Published: 1937
Place of publication: Garden City : N.Y
Language: eng
Number of pages: 823
Other titles: The plays of Ferenc Molnár
Notes: "Ferenc Molnár, a portrait," by Louis Rittenberg: p. xi-xxii.

The same collection was published in 1920 (New York, Macy-Masius, The Vanguard press) under title: The plays of Ferenc Molnár.