Gaya APA

Wiberg, N-E.. (1981). Seepage Interaction in Sand and Clay . : A.A. Balkema.

Gaya Chicago

Wiberg, N-E.. Seepage Interaction in Sand and Clay. : A.A. Balkema, 1981. Computer Software.

Gaya MLA

Wiberg, N-E.. Seepage Interaction in Sand and Clay. : A.A. Balkema, 1981. Computer Software.

Gaya Turabian

Wiberg, N-E.. Seepage Interaction in Sand and Clay. : A.A. Balkema, 1981. Computer Software.