APA (7th ed.) Citation

Perry, L. S., & Caswell Perry, E. (1981). My friend Carl Sandburg: The biography of a friendship. Scarecrow Pr..

Chicago Style (17th ed.) Citation

Perry, Lilla S., and E. Caswell Perry. My Friend Carl Sandburg: The Biography of a Friendship. Metuchen, N.J. ; London: Scarecrow Pr., 1981.

MLA (8th ed.) Citation

Perry, Lilla S., and E. Caswell Perry. My Friend Carl Sandburg: The Biography of a Friendship. Scarecrow Pr., 1981.