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Hamre, Bridget K.; Pianta, Robert C. (March 2001). "Early Teacher-Child Relationships and the Trajectory of Children's School Outcomes through Eighth Grade". Child Development. 72 (2): 625–638. doi:10.1111/1467-8624.00301. ISSN0009-3920. PMID11333089. S2CID29386189.
Hamre, Bridget K.; Pianta, Robert C. (March 2001). "Early Teacher-Child Relationships and the Trajectory of Children's School Outcomes through Eighth Grade". Child Development. 72 (2): 625–638. doi:10.1111/1467-8624.00301. ISSN0009-3920. PMID11333089. S2CID29386189.
Perin, Dolores (2013). "Literacy Skills Among Academically Underprepared Students". Community College Review. 41 (2): 118–136. doi:10.1177/0091552113484057. S2CID146216645.
Hamre, Bridget K.; Pianta, Robert C. (March 2001). "Early Teacher-Child Relationships and the Trajectory of Children's School Outcomes through Eighth Grade". Child Development. 72 (2): 625–638. doi:10.1111/1467-8624.00301. ISSN0009-3920. PMID11333089. S2CID29386189.