Enlace original:
https://apps.who.int/iris/handle/10665/48067
Tsiantis, J
,
Caldwell, B
,
Dragonas, T
,
Jegede, R. O
,
Lambidi, A
,
Banaag, C
,
Orley, John H
,
[Development of a WHO child care facility schedule (CCFS : a pilot collaborative study / J. Tsiantis ... [et al.]]