ISBN-13: 9780815379706 / Angielski / Twarda / 2017 / 204 str.
ISBN-13: 9780815379706 / Angielski / Twarda / 2017 / 204 str.
Based on considerable practical experience, this book, originally published in 1980, examines the planning and executing of the collection of feedback from students, on self-instructional learning materials concerned with various subject-matters and presented through various media, both printed and audio-visual.