TY - BOOK AU - Concepcion, Odilon "King" Lim, III. TI - Advantages and disadvantages of twin siblings in their study habits and attitudes AV - PGS BF 723.T9 .C744 2003 PY - 2003/// CY - Las PiƱas City, Philippines : PB - Southville International School and Colleges, KW - Twins KW - Psychology KW - Education KW - Study skills KW - Study habits KW - Academic achievement KW - Effect of twinship N1 - Includes bibliographic references ER -