APA (7th ed.) Citation

Whitman, N. P., & Whitman, M. (1894). Mrs. Whitman's letters 1843-1847. [publisher not identified].

Chicago Style (17th ed.) Citation

Whitman, Narcissa Prentiss, and Marcus Whitman. Mrs. Whitman's Letters 1843-1847. Portland: [publisher not identified], 1894.

MLA (9th ed.) Citation

Whitman, Narcissa Prentiss, and Marcus Whitman. Mrs. Whitman's Letters 1843-1847. [publisher not identified], 1894.