Cita APA (7a ed.)

National Bureau for Co-operation in Child Care & Pringle, M. L. K. (1969). Caring for children: A symposium on co-operation in child care (1st published.). Longmans, Green, and Co. [etc.].

Cita Chicago Style (17a ed.)

National Bureau for Co-operation in Child Care y M. L. Kellmer Pringle. Caring for Children: A Symposium on Co-operation in Child Care. 1st published. London [etc.]: Longmans, Green, and Co. [etc.], 1969.

Cita MLA (9a ed.)

National Bureau for Co-operation in Child Care y M. L. Kellmer Pringle. Caring for Children: A Symposium on Co-operation in Child Care. 1st published. Longmans, Green, and Co. [etc.], 1969.