7 1 10 CROFT, William Primary Author mixed material 052136583x New York Cambridge University Press 1990 Moorcroft, William H. Primary Author Belcher, Paula Additional Author mixed material 9780306479496 Boston, MA Springer 2005 Moorcroft, William H. Primary Author mixed material 9780387286983 Boston, MA Springer 2005 CROFT, William Primary Author mixed material New York Cambridge University Press 1996 CROFT, William Primary Author mixed material 0521808847 New York Cambridge University Press 2003 CROFT, William Primary Author mixed material 052136583x New York cambidge university press 1990 CROFT, William Primary Author mixed material 9780582356771 New York Logman 2000