Cita APA (7a ed.)

Krutch, J. W. (1948). Henry David Thoreau. William Sloane Associates.

Cita Chicago Style (17a ed.)

Krutch, Joseph Wood. Henry David Thoreau. New York: William Sloane Associates, 1948.

Cita MLA (9a ed.)

Krutch, Joseph Wood. Henry David Thoreau. William Sloane Associates, 1948.