30 Years of ZPGOur historical past, as printed in 1998
30 Years of ZPGOur historical past, as printed in 1998 Another facet of the altering communication are their target audience. Originally, ZPG specially targeted the white middle income. As Paul Ehrlich composed in 1970 into the ZPG nationwide Reporter, Overpopulation in the United States is essentially a light middle- lessons occurrence due to the fact [...Läs mer]