Firmansyah (2014) PENGARUH NILAI TUKAR RUPIAH, SUKU BUNGA, INFLASI, PRODUK DOMESTIK BRUTO, DAN VOLUME PERDAGANGAN SAHAM TERHADAP INDEKS HARGA SAHAM GABUNGAN PERIODE TAHUN 2006-2013. Skripsi thesis, Universitas Islam Negeri Sultan Syarif Kasim Riau.

Firmansyah (2013) THE CONTRIBUTION OF USING SPEECH PRACTICE TOWARD STUDENTS’ SELF CONFIDENCE IN SPEAKING ABILITY AT THE SECONDYEAR OF SMAN 2SIAK HULU KAMPAR REGRNCY THE CONTRIBUTION OF USING SPEECH PRACTICE TOWARD STUDENTS’ SELF CONFIDENCE IN SPEAKING ABILITY AT THE SECONDYEAR OF SMAN 2SIAK HULU KAMPAR REGRNCY THE CONTRIBUTION OF USING SPEECH PRACTICE TOWARD STUDENTS’ SELF CONFIDENCE IN SPEAKING ABILITY AT THE SECONDYEAR OF SMAN 2SIAK HULU KAMPAR REGRNCY. Skripsi thesis, Universitas Islam Negeri Sultan Syarif Kasim Riau.

Firmansyah (2010) PELAKSANAAN PEMILIHAN KEPALA DESA BENCAH KELUBI KECAMATAN TAPUNG KABUPATEN KAMPAR MENURUT PERSPEKTIF FIQIH SIYASAH. Skripsi thesis, Universitas Islam Negeri Sultan Syarif Kasim Riau.