Gaya APA

RENALDO, Z, A. (2008 0431). The Obedience degree of chemical laboratory employyees towards warning signs in PT Semen Padang, . Padang: Universitas Andalas.

Gaya MLA

RENALDO, Zainal, Arifin. "The Obedience degree of chemical laboratory employyees towards warning signs in PT Semen Padang,". Padang: Universitas Andalas, 2008 0431. Skripsi.