Gaya APA

Gartner, L, P. et al (2015). The quality of biology textbook based on curriculum 2013 for senior high school class x published by erlangga; perception of biology teachers and student in Pekanbaru (Vol. 11, No. 02, Tahun). : .

Gaya MLA

Gartner, Leslie, P. et al. "The quality of biology textbook based on curriculum 2013 for senior high school class x published by erlangga; perception of biology teachers and student in Pekanbaru". Vol. 11, No. 02, Tahun : , 2015. Text.