Key-title Change over time (Philadelphia, Pa. Online)
Change over time (Philadelphia, Pa. Online)
Title proper: Change over time.
Country: United States
Medium: Online
Digital Archives:
Digital Archives:
LOCKSS Archive, Global LOCKSS Network, https://www.lockss.org, Online access with authorization, 2011/2023
Portico, Portico, https://www.portico.org, Online access with authorization, 2011/2019
Portico, Portico, https://www.portico.org, Online access with authorization, 2022/2023
Record information
Last modification date: 29/10/2025
Type of record: Confirmed
ISSN Center responsible of the record: ISSN National Centre for the USA
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