Howe Forbush, E. (1927). Birds of Massachusetts and other New England States. Massachusetts: Commonwealth of Massachuset.
Citación estilo ChicagoHowe Forbush, Edward. Birds of Massachusetts and Other New England States. Massachusetts: Commonwealth of Massachuset, 1927.
Cita MLAHowe Forbush, Edward. Birds of Massachusetts and Other New England States. Massachusetts: Commonwealth of Massachuset, 1927.
Precaución: Estas citas no son 100% exactas.