Instructional television programs 340 Electronic books 328 Periodicals 121 Study guides 120 Educational films 69 Nonfiction television programs 69 Handbooks, manuals, etc 45 Educational 41 Examinations 41 Case studies 39 Examinations, questions, etc 39 Internet videos 31 Videorecording 25 Documentary films 17 Instructional films 15 Documentary television programs 13 Handbooks and manuals 13 Biography 12 Congresses 10 Electronic book 9 Livres électronique 8 Anecdotes 7 Methods 7 Livres électroniques 6 Conference papers and proceedings 5 Catalogs 4 Filmed lectures 4 Bibliography 3 Biographies 3 Cross-cultural studies 3 History 3 Interviews 3 Documentary 2 Early works to 1800 2 Forecasts 2 Juvenile literature 2 Problems, exercises, etc 2 Programmed instruction 2 Quotations, maxims, etc 2 Sources 2 Television interviews 2 Television news programs 2 Textbooks 2 Textbooks for foreign speakers 2 Academic theses 1 Aufsatzsammlung 1 Autobiographies 1 Biographical (Nonfiction) 1 Computer network resources 1 Drama 1 Early works 1 Einführung 1 Elecctronic books 1 Erlebnisbericht 1 Feature films 1 Filmed interviews 1 Guide (Descripteur de forme) 1 Humor 1 Juvenile fiction 1 Livre électronique (Descripteur de forme) 1 Livres numériques 1 Longitudinal studies 1 Music 1 Pictorial works 1 Poetry 1 Popular works 1 Problems and exercises 1 Quotations 1 Reality-based 1 Ressource Internet (Descripteur de forme) 1 Short films 1 Television lectures 1 Television talk shows 1 for English speakers 1 for foreign speakers 1