Abdurrachman Faridi, - and Fahrur Rozi, FE Pendidikan Ekonomi and Siti Nurmasitah, - (2019) Material Development of English Correspondence Using Task-Based Approach (TBA) for UNNES Students. In: UICRIC 2018 UNNES International Conference on Research Innovation and Commercialization 2018, 10 November 2018, Semarang.

Elia Santi, - and Abdurrachman Faridi, - and Muhammad Khumaedi, FT P Teknik Mesin (2019) Validity and Reliability Content of Assessment Instrument of Writing on Descriptive Paragraph Material Based on Picture. In: ISET 2019, June 29, Semarang.

Abdurrachman Faridi, - and Fahrur Rozi, FE Pendidikan Ekonomi and Siti Nurmasitah, - (2018) HOW TO WRITE Official Letters in English. Fastindo. ISBN 978-602-6627-22-3

Atika, Atika and Nurmasitah, Sita and Abdurrachman Faridi, - and Ariwibowo, Bayu Learning Model Development: Simple Case Project Integrated Peer Learning Community. Learning Model Development: Simple Case Project Integrated Peer Learning Community.