Costa, Ronaldo Fisda and Ariyani, Farida and Rusminto, N E Code Switching and Code Mixing in Hitam Putih Talkshow. IOSR Journal of Research & Method in Education (IOSR-JRME). ISSN e-ISSN: 2320–7388,p-ISSN: 2320–737X

Farida Ariyani, Farida and Nurlaksana eko, Nurlaksana eko and Ronaldo Fisda, Costa Sintaksis Bahasa Lampung. Textium, Bandar Lampung. ISBN 9786025586453

SUDJARWO, SUDJARWO and Sugiyono, Sugiyono and zamroni, zamroni Cooperative Learning and Learning Achievement in Social Subjects for Sociable Students. FKIP Unila. (Unpublished)

maryana, dina and Ariyani, Farida and Rusminto, N E The use of the Lampung language in the Covid-19 Alert Appeal Poster. IOSR Journal of Research & Method in Education (IOSR-JRME), 11 (3). ISSN 2320–7388