Dyfyniad APA
QVORTRUP, J. (1990). CHILDHOOD AS A SOCIAL PHENOMENON. AN INTRODUCTION TO A SERIES OF NATIONAL REPORTS.
Dyfyniad Arddull Chicago
QVORTRUP, J. CHILDHOOD AS A SOCIAL PHENOMENON. AN INTRODUCTION TO A SERIES OF NATIONAL REPORTS. 1990.
Dyfyniad MLA
QVORTRUP, J. CHILDHOOD AS A SOCIAL PHENOMENON. AN INTRODUCTION TO A SERIES OF NATIONAL REPORTS. 1990.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.