Cita APA (7th ed.)
SOMMER, D. (1993). A CHILD'S PLACE IN SOCIETY: NEW CHALLENGES FOR THE FAMILY AND DAY CARE.
Cita Chicago (17th ed.)
SOMMER, D. A CHILD'S PLACE IN SOCIETY: NEW CHALLENGES FOR THE FAMILY AND DAY CARE. 1993.
Cita MLA (9th ed.)
SOMMER, D. A CHILD'S PLACE IN SOCIETY: NEW CHALLENGES FOR THE FAMILY AND DAY CARE. 1993.
Atenció: Aquestes cites poden no estar 100% correctes.