Cita APA (7th ed.)
FERRI, E., & SAUNDERS, A. (1992). PARENTS, PROFESSIONALS AND PRE-SCHOOL CENTRES. A STUDY OF BARNARDO'S PROVISION. NATIONAL CHILDREN'S BUREAU.
Cita Chicago (17th ed.)
FERRI, E., i A. SAUNDERS. PARENTS, PROFESSIONALS AND PRE-SCHOOL CENTRES. A STUDY OF BARNARDO'S PROVISION. Londres: NATIONAL CHILDREN'S BUREAU, 1992.
Cita MLA (9th ed.)
FERRI, E., i A. SAUNDERS. PARENTS, PROFESSIONALS AND PRE-SCHOOL CENTRES. A STUDY OF BARNARDO'S PROVISION. NATIONAL CHILDREN'S BUREAU, 1992.
Atenció: Aquestes cites poden no estar 100% correctes.