Cita APA (7a ed.)

Sperling, V., & Sperling, E. (2000). A marriage made in heaven: A love story in letters. Ten Speed Press.

Cita Chicago Style (17a ed.)

Sperling, Vatsala, y Ehud Sperling. A Marriage Made in Heaven: A Love Story in Letters. Berkeley, Calif.: Ten Speed Press, 2000.

Cita MLA (9a ed.)

Sperling, Vatsala, y Ehud Sperling. A Marriage Made in Heaven: A Love Story in Letters. Ten Speed Press, 2000.