Roskam, I. and Lens, W., 2007. Introduction. Psychologica Belgica, 47(1), p.1. DOI: http://doi.org/10.5334/pb-47-1-1

Roskam I, Lens W. Introduction. Psychologica Belgica. 2007;47(1):1. DOI: http://doi.org/10.5334/pb-47-1-1

Roskam, I., & Lens, W. (2007). Introduction. Psychologica Belgica, 47(1), 1. DOI: http://doi.org/10.5334/pb-47-1-1

Roskam I and Lens W, ‘Introduction’ (2007) 47 Psychologica Belgica 1 DOI: http://doi.org/10.5334/pb-47-1-1

Roskam, Isabelle, and Willy Lens. 2007. “Introduction”. Psychologica Belgica 47 (1): 1. DOI: http://doi.org/10.5334/pb-47-1-1

Roskam, Isabelle, and Willy Lens. “Introduction”. Psychologica Belgica 47, no. 1 (2007): 1. DOI: http://doi.org/10.5334/pb-47-1-1

Roskam, I.and W. Lens. “Introduction”. Psychologica Belgica, vol. 47, no. 1, 2007, p. 1. DOI: http://doi.org/10.5334/pb-47-1-1