Gaya APA

KRAMER, K, J. (1994). TIDAL ESTUARIES : MANUAL OF SAMPLING AND ANALYTICAL PROCE . : A.A.BALKEMA/1994.

Gaya MLA

KRAMER, KEES, J.M.. "TIDAL ESTUARIES : MANUAL OF SAMPLING AND ANALYTICAL PROCE". : A.A.BALKEMA/1994, 1994. Text Book.