Martin, G., & Pearson, W. (1994). With a little help from my friends: The making of Sgt. Pepper (1st U.S. ed.). Little, Brown.
Cita Chicago Style (17a ed.)Martin, George, y William Pearson. With a Little Help from My Friends: The Making of Sgt. Pepper. 1st U.S. ed. Boston: Little, Brown, 1994.
Cita MLA (8a ed.)Martin, George, y William Pearson. With a Little Help from My Friends: The Making of Sgt. Pepper. 1st U.S. ed. Little, Brown, 1994.
Precaución: Estas citas no son 100% exactas.