Gaya APA

Poist, R, F., Crum, M, R. (2011). IJPDLM's 40th anniversary: an overview and retrospective analysis (Vol. 41 No. 1, 2011 pp. 5-15). USA: Emerald Insight.

Gaya MLA

Poist, Richard, F.., Crum, Michael, R.. "IJPDLM's 40th anniversary: an overview and retrospective analysis". Vol. 41 No. 1, 2011 pp. 5-15 USA: Emerald Insight, 2011. Article.