Lew, A. R., Bremner, J. G., & Lefkovitch, L. P. (2000). The Development of Relational Landmark Use in Six- to Twelve-Month-Old Infants in a Spatial Orientation Task. Child development, 71(5), 1179-1190. https://doi.org/10.1111/1467-8624.00222
Citácia podle Chicago (17th ed.)Lew, Adina R., J. Gavin Bremner, a Leonard P. Lefkovitch. "The Development of Relational Landmark Use in Six- to Twelve-Month-Old Infants in a Spatial Orientation Task." Child Development 71, no. 5 (2000): 1179-1190. https://doi.org/10.1111/1467-8624.00222.
Citácia podľa MLA (8th ed.)Lew, Adina R., et al. "The Development of Relational Landmark Use in Six- to Twelve-Month-Old Infants in a Spatial Orientation Task." Child Development, vol. 71, no. 5, 2000, pp. 1179-1190, https://doi.org/10.1111/1467-8624.00222.