Author(s): Muhamad Nasir,

Date: Nov 30, 2017

Publisher: FMIPA Universitas Negeri Padang, Universitas Negeri Padang

Date: Nov 30, 2017

Publisher: FMIPA Universitas Negeri Padang, Universitas Negeri Padang

Author(s): Darmawan Hidayat,

Date: Nov 30, 2017

Publisher: FMIPA Universitas Negeri Padang, Universitas Negeri Padang

Author(s): R. Sudrajat,

Date: Nov 30, 2017

Publisher: FMIPA Universitas Negeri Padang, Universitas Negeri Padang

Author(s): Dewi Murni,

Date: Nov 30, 2017

Publisher: FMIPA Universitas Negeri Padang, Universitas Negeri Padang

Author(s): Melindra Mulia,

Date: Nov 30, 2017

Publisher: FMIPA Universitas Negeri Padang, Universitas Negeri Padang