Golda-Pongratz, K. (2022). Barcelona: How the pandemic changed the city of Barcelona and what the city needs now for a sustainable future / Kathrin Golda-Pongratz. Topos.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रGolda-Pongratz, Kathrin. "Barcelona: How the Pandemic Changed the City of Barcelona and What the City Needs Now for a Sustainable Future / Kathrin Golda-Pongratz." Topos 2022.
एमएलए (8वां संस्करण) प्रशस्ति पत्रGolda-Pongratz, Kathrin. "Barcelona: How the Pandemic Changed the City of Barcelona and What the City Needs Now for a Sustainable Future / Kathrin Golda-Pongratz." Topos, 2022.
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