MLA
Black, Darren, et al. "Pervasive Computing in the Supermarket: Designing a Context-Aware Shopping Trolley." IJMHCI vol.2, no.3 2010: pp.31-43. http://doi.org/10.4018/jmhci.2010070103
APA
Black, D., Clemmensen, N. J., & Skov, M. B. (2010). Pervasive Computing in the Supermarket: Designing a Context-Aware Shopping Trolley. International Journal of Mobile Human Computer Interaction (IJMHCI), 2(3), 31-43. http://doi.org/10.4018/jmhci.2010070103
Chicago
Black, Darren, Nils Jakob Clemmensen, and Mikael B. Skov. "Pervasive Computing in the Supermarket: Designing a Context-Aware Shopping Trolley," International Journal of Mobile Human Computer Interaction (IJMHCI) 2, no.3: 31-43. http://doi.org/10.4018/jmhci.2010070103
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