{"product_id":"periodic-variations-in-efficiency-as-shown-in-mental-and-physical-tests-together-with-some-weather-effects-9781313139656","title":"Periodic Variations in Efficiency as Shown in Mental and Physical Tests, Together With Some Weather Effects","description":"\u003cp\u003ePeaks, Archibald Garfield, 1880-1918\u003c\/p\u003e","brand":"HardPress","offers":[{"title":"Default Title","offer_id":54348046664015,"sku":"9781313139656","price":14.95,"currency_code":"USD","in_stock":true}],"url":"https:\/\/hardpress.net\/products\/periodic-variations-in-efficiency-as-shown-in-mental-and-physical-tests-together-with-some-weather-effects-9781313139656","provider":"HardPress","version":"1.0","type":"link"}