Cita APA (7a ed.)

Wood, F. E., & Grace, K. (1962). Gulf lands and Central South: The South Central and Gulf States : Arkansas, Alabama, Kentucky, Louisiana, Mississippi, Oklahoma, Tennessee, Texas (2nd printing.). Childrens Press.

Cita Chicago Style (17a ed.)

Wood, Frances Elizabeth, y Katherine Grace. Gulf Lands and Central South: The South Central and Gulf States : Arkansas, Alabama, Kentucky, Louisiana, Mississippi, Oklahoma, Tennessee, Texas. 2nd printing. Chicago: Childrens Press, 1962.

Cita MLA (9a ed.)

Wood, Frances Elizabeth, y Katherine Grace. Gulf Lands and Central South: The South Central and Gulf States : Arkansas, Alabama, Kentucky, Louisiana, Mississippi, Oklahoma, Tennessee, Texas. 2nd printing. Childrens Press, 1962.