Chemistry: Challenges and Solutions, Unit 4, Organizing Atoms and Electrons
presented by Mala Radhakrishnan, 1978-; produced by Clive A. Grainger, fl. 1999, Harvard-Smithsonian Center for Astrophysics, in Chemistry: Challenges and Solutions, Unit 4 (District of Columbia: Annenberg Learner, 2014), 28 mins
