APA (7th ed.) Zitazioa

Robertson, S. M. (2014). Betsy Mix Cowles: Champion of equality. Westview Press.

Chicago Style (17th ed.) Zitazioa

Robertson, Stacey M. Betsy Mix Cowles: Champion of Equality. Boulder, Colorado: Westview Press, 2014.

MLA (9th ed.) Zitazioa

Robertson, Stacey M. Betsy Mix Cowles: Champion of Equality. Westview Press, 2014.