Solid state physics; Properties of matter 268 Sales management 191 Solid state physics 139 Customer relations management--Sales management--CRM 95 Solid state chemistry 87 Physics 65 History 45 Sales promotion 40 Management 35 Business & Investing 34 Marketing & Sales 34 Islam 31 Arabic Linguistic Studies 30 دراسات لغوية عربية 30 Advertising 29 Dissertations, Academic (Ph.D) 29 Customer relationship management--Sales Management 26 Structural anthropology 26 Islamic studies 25 دراسات الاسلام 25 Sales management--Marketing management 23 Sales Management 22 Marketing 21 Thesis (Ph.D)-Chemistry 21 Chemistry 19 Saudi Arabia 18 Sales 17 Solid waste management 17 Solid-phase synthesis 17 Export sales contracts 16