Analysis of information sources in references of the Wikipedia article "Behind Closed Doors (book)" in English language version.
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: CS1 maint: unfit URL (link) Meeks, Randy (July 22, 2023). "SpongeBob keeps a terrible secret and its creators are splashing". Softonic. Retrieved July 22, 2023.{{cite web}}
: CS1 maint: unfit URL (link) Meeks, Randy (July 22, 2023). "SpongeBob keeps a terrible secret and its creators are splashing". Softonic. Retrieved July 22, 2023.{{cite web}}
: CS1 maint: unfit URL (link) Meeks, Randy (July 22, 2023). "SpongeBob keeps a terrible secret and its creators are splashing". Softonic. Retrieved July 22, 2023.{{cite web}}
: CS1 maint: unfit URL (link) Meeks, Randy (July 22, 2023). "SpongeBob keeps a terrible secret and its creators are splashing". Softonic. Retrieved July 22, 2023.