00803cam a22002651 4500 l 39000037 DLC 20260227111536.0 820626s1939 xx 000 0 eng l 39000037 (OCoLC)4923786 DLC DNLM Ok DLC HV771.U6 T4 1938 W1 UN6181 no.135 1939 362.706173-s Thom, Douglas Armour, 1887-1951. Habit clinics for child guidance. Rev. 1938. Washington, Govt. Print. Off., 1939. v, 97 p. United States. Children's Bureau. Publication no. 135 Earlier ed. issued under title: Habit clinics for the child of preschool age. Habit. Child rearing. 36288 36288