APA (7th ed.) Citation

Pickard, P. M. (1965). The activity of children. Longmans.

Chicago Style (17th ed.) Citation

Pickard, Phyllis M. The Activity of Children. [London]: Longmans, 1965.

MLA (9th ed.) Citation

Pickard, Phyllis M. The Activity of Children. Longmans, 1965.