Cita APA (7a ed.)

Sotheby's (New York). (1999). Impressionist and modern art from the collection of Mr. and Mrs. Hay Whitney: Monday, may 10, 1999 at 7 pm, sale 7304. Sotheby's.

Cita Chicago Style (17a ed.)

Sotheby's (New York). Impressionist and Modern Art from the Collection of Mr. and Mrs. Hay Whitney: Monday, May 10, 1999 at 7 Pm, Sale 7304. New York: Sotheby's, 1999.

Cita MLA (9a ed.)

Sotheby's (New York). Impressionist and Modern Art from the Collection of Mr. and Mrs. Hay Whitney: Monday, May 10, 1999 at 7 Pm, Sale 7304. Sotheby's, 1999.