Cita APA (7th ed.)

Klaus, C. H. (1997). Weathering winter: A gardener's daybook. University of Iowa Press.

Cita Chicago (17th ed.)

Klaus, Carl H. Weathering Winter: A Gardener's Daybook. Iowa City, IA: University of Iowa Press, 1997.

Cita MLA (9th ed.)

Klaus, Carl H. Weathering Winter: A Gardener's Daybook. University of Iowa Press, 1997.