Stevens, James Paul - 4. ed. - 2002

Pituch, Keenan A.; Stevens, James Paul - Sixth edition - 2016

Ortner, Sherry B.; Paul, Robert A.; Fürer-Haimendorf, Christoph von; Jerstad, Luther G.; Fisher, James F.; Brower, Barbara Anne; Stevens, Stanley F.; Adams, Vincanne; Kunwar, Ramesh Raj; Weitz, Charles A.; Mühlich, Michael; Human Relations Area Files, Inc - 2004

MacKenzie, Iain; Abbey, Ruth; Bernhagen, Patrick; Berry, Christopher J.; Brütsch, Christian; Cole, Phillip; Delacroix, Sylvie; Elstub, Stephen; Graham, Paul; Laird, Kieran; Lisle, Debbie; Little, Adrian; Ludvig, Alice; Martin, James; McGovern, John; Porter, Robert; Schippers, Birgit; Stevens, David; Wenman, Mark Anthony; Widder, Nathan; Wijze, Stephen de - 2005