Schenk, H. (1991). Direct methods of solving crystal structures: [proceedings of a NATO Advanced Study Institute/18th Course of the International School of Crystallography on Direct Methods of Solving Crystal Structures, held April 18 - 29, 1990, in Erice, Sicily, Italy]. Plenum Press.
Chicago Style (17th ed.) CitationSchenk, H. Direct Methods of Solving Crystal Structures: [proceedings of a NATO Advanced Study Institute/18th Course of the International School of Crystallography on Direct Methods of Solving Crystal Structures, Held April 18 - 29, 1990, in Erice, Sicily, Italy]. New York u.a: Plenum Press, 1991.
MLA (9th ed.) CitationSchenk, H. Direct Methods of Solving Crystal Structures: [proceedings of a NATO Advanced Study Institute/18th Course of the International School of Crystallography on Direct Methods of Solving Crystal Structures, Held April 18 - 29, 1990, in Erice, Sicily, Italy]. Plenum Press, 1991.