TY - BOOK AU - Keller,Gunter TI - A step-by-step book about discus SN - 0866224653 AV - SF458.D5 K45 1988 U1 - 639.3/758 20 PY - 1988/// CY - Neptune City, NJ PB - T.F.H. Publications KW - Discus (Fish) N1 - "SK-008"--Spine; Includes bibliographical references (p. [63]) and index UR - http://www.archive.org/details/stepbystepbookab00kell UR - http://www.openlibrary.org/books/OL2256272M ER -