Cohesion and Coherence in Indonesian Textbooks for The Tenth Grader of Senior High School

This study aims to describe: (1) cohesion and (2) coherence in Indonesian Textbooks for XI Grade Senior High School. This type of research is qualitative analysis research. The data are the statements or disclosures that contain cohesion and coherence in the Indonesian textbooks. The sources of data are the texts in The Indonesian Textbooks for XI Grade Senior High Schoolpublished by the Ministry of Education and Culture of Republic of Indonesia. The data collection techniques are carried out with documenting, reading,and noting. Data analysis techniques are carried out through reduction, presentation, and inference/verification of data. The results of this study showed that (1) the use of two cohesion markers, grammatical cohesionand lexical cohesion. The markers of grammatical cohesion were reference, substitution, ellipsis, and conjunction. The markers of lexical cohesion were repetition, synonym,antonym, hyponym, and collocation. The later result was (2) the use of coherence markers which are addition, sequencing, resistance, more, cause-consequences, time, terms, ways, uses, and explanations. Those findings showed that the textsof Indonesian Textbooks for XI Grade Senior High School published by the Ministry of Education and Culture of Republic of Indonesia were texts that had cohesion and unity of meaning so that Indonesian Textbooks for XI Grade Senior High Schoolpublished by the Ministry of Education and Cultureof The Republic of Indonesia was declared good to be used as a teaching material.