Cita APA

Buswell, G. T. n. 1., Brownell, W. A., & John, L. (1938). Daily-life arithmetics; grade four. Boston, Massachusetts: Ginn.

Citación estilo Chicago

Buswell, Guy Thomas n. 1981, William A. Brownell, y Lenore John. Daily-life Arithmetics; Grade Four. Boston, Massachusetts: Ginn, 1938.

Cita MLA

Buswell, Guy Thomas n. 1981, William A. Brownell, y Lenore John. Daily-life Arithmetics; Grade Four. Boston, Massachusetts: Ginn, 1938.