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by Wells, Michael L.; Marshall, William P.; Nichol, Gene R.
by Wells, Michael L.; Marshall, William P.; Yackle, Larry W.
by Wells, Michael L.; Marshall, William P; Yackle, Larry W.; et al.
by Marshall, William L.; Anderson, Dana; Fernandez, Yolanda
by Marshall; William L.
by Marshall, William L.; Fernandez, Yolanda; Marshall, Liam; et al.
by Editor: William L. Marshall (Rockwell Psychology Services, Canada); Editor: Yolanda Fernandez (Rockwell Psychology Services, Canada); Editor: Liam Marshall (Rockwell Psychology Services, Canada); et al.
by Barbaree, Howard E.; Marshall, William L.