Gaya APA

Irmawartini, S, M, &, N, S, M. (Irmawartini, S.Pd, M). Metode Penelitian . Bogor : IPB Press.

Gaya MLA

Irmawartini, S.Pd,, MKM, &, Nurhaedah,, SKM.,, M.Kes. "Metode Penelitian". Bogor : IPB Press, Irmawartini, S.Pd, M. Text.