Gaya APA

BROWN, James w. ([s.a.]). Introduction materials and methods . London: Mc Graw-Hill book company.

Gaya Chicago

BROWN, James w. Introduction materials and methods. London: Mc Graw-Hill book company, [s.a.]. .

Gaya MLA

BROWN, James w. Introduction materials and methods. London: Mc Graw-Hill book company, [s.a.]. .

Gaya Turabian

BROWN, James w. Introduction materials and methods. London: Mc Graw-Hill book company, [s.a.]. .