(1979). Place, time and society eight 8 to thirteen 13: Curriculum planning in history, geography and social science (Reprint.). Collins ESL.
Chicago-Zitierstil (17. Ausg.)Place, Time and Society Eight 8 to Thirteen 13: Curriculum Planning in History, Geography and Social Science. Reprint. Bristol: Collins ESL, 1979.
MLA-Zitierstil (9. Ausg.)Place, Time and Society Eight 8 to Thirteen 13: Curriculum Planning in History, Geography and Social Science. Reprint. Collins ESL, 1979.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.