UNESCO
A textbook is a book which an exposition of generally accepted principles in one subject, intended primarily as a basis for instruction in classroom or pupil-book-teacher situation.
Cambridge International Dictionary of English
A book that contains detailed information about a subject for people who are studying that subject.
Altbach (1987)
Textbooks are in a way, an illustration of national will and of national policy in many countries.
Gopinathan (1983)
Buku teks ialah alat yang digunakan secara meluas dalam bilik darjah walaupun terdapat pelbagai alat bahan bantu mengajar yang canggih dalam era teknologi maklumat pada masa ini.
Dent (1955)
Buku teks ialah alat perniagaan yang penting dan sukar diganti dengan alat lain
A textbook is a book which an exposition of generally accepted principles in one subject, intended primarily as a basis for instruction in classroom or pupil-book-teacher situation.
Cambridge International Dictionary of English
A book that contains detailed information about a subject for people who are studying that subject.
Altbach (1987)
Textbooks are in a way, an illustration of national will and of national policy in many countries.
Gopinathan (1983)
Buku teks ialah alat yang digunakan secara meluas dalam bilik darjah walaupun terdapat pelbagai alat bahan bantu mengajar yang canggih dalam era teknologi maklumat pada masa ini.
Dent (1955)
Buku teks ialah alat perniagaan yang penting dan sukar diganti dengan alat lain