Ann C. (Pennsylvania State University Clements USA),Sarah H. Watts,Douglas C. McCall
(2)
Douglas H. (University of Denver Clements USA),Julie (University of Denver Sarama USA)
(2)
Douglas H. Clements (EDT)/ Julie Sarama (EDT)/ Ann-Marie Dibiase (EDT)
(2)
Douglas H. Clements/ Julie A. Sarama
(2)
Douglas H. Clements/ Julie Sarama
(2)
Julie Sarama/ Douglas H. Clements
(2)
Linda Ruiz Davenport/ Nell K Duke (EDT)/ Connie S. Henry/ M. Colleen Cruz (EDT)/ Douglas H. Clements
(1)