Nurfadilah, Nurfadilah, 		Mawardi, Abdul, AND 		Elfrida, Elfrida.
" MOLLUSCA DIVERSITY BASED ON HABITATE CHARACTERISTICS ON SUJONO BEACH, BATU BARA DISTRICT, NORTH SUMATERA" <em>BIOEDUKASI</em> [Online], Volume 19 Number 2 (30 October 2021)