Thrift, N. Steps to an Ecology of Place: Nigel Thrift. Human geography today.(1999).
Citazione stile Chigago Style (17a edizione)Thrift, Nigel. "Steps to an Ecology of Place: Nigel Thrift." Human Geography Today.(1999) .
Citatione MLA (8a ed.)Thrift, Nigel. "Steps to an Ecology of Place: Nigel Thrift." Human Geography Today.(1999), .
Attenzione: Queste citazioni potrebbero non essere precise al 100%.