APA

Symposium on the Needs of Parents and Infants, Health Promotion Research Trust, . (1989). The needs of parents and infants. Cambridge, England: Health Promotion Research Trust.

Chicago

Symposium on the Needs of Parents and Infants, Health Promotion Research Trust, . 1989. The needs of parents and infants. Cambridge, England: Health Promotion Research Trust.

Harvard

Symposium on the Needs of Parents and Infants, Health Promotion Research Trust, . (1989). The needs of parents and infants. Cambridge, England: Health Promotion Research Trust.

MLA

Symposium on the Needs of Parents and Infants, Health Promotion Research Trust, . The needs of parents and infants. Cambridge, England: Health Promotion Research Trust. 1989.