 | Instituto Interamericano de Ciencias Agricolas. IICA. - 1960 - 312 páginas
Lynd , Robert S. & Helen M. Lynd ( 1929 ) , " Middletown , " New York : Har- court , Brace . Brace . ( 1937 ) , " Middletown in Transition , " New York : Harcourt , MacIver , Robert M. ( 1942 ) , " Social Causation , " Boston : Ginn and ... | |
 | Sakari Sariola - 1954 - 150 páginas
Lynd , Robert S. and Lynd , Helen Merrel , Middletown , Harcourt , Brace and Company , New York , 1929 , Middletown in Transition , Harcourt , Brace and Company , New York , 1937 , MacDonald , Margherita , et al . , Leisure Activities ... | |
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