Upstream Pre-Intermediate B1 - Book, de EVANS DOOLEY. Editorial Express Publishing, tapa blanda en inglés
- Tapa del libro: Blanda
- Escrito.
- ISBN: 09781844665730.
"; i.id = "GoogleAnalyticsIframe"; if ("MutationObserver" in win) { new MutationObserver(function onDocumentChange() { if (d.body) { appendAnalytics(i, d.body.firstChild); this.disconnect(); } }).observe(d, { subtree: true, childList: true }); } else { appendAnalytics(i, d.getElementsByTagName('script')[0]); } })(document, window);