European forest recreation and tourism : a handbook
edited by Simon Bell, Murray Simpson, Liisa Trvainem, Tuija Sievanen, Ulrika Probsti
Taylor and Francis, 2009
 Buku Referensi
Marieke C.A. Liem
Handbook of European homicide research: patterns, explanations, and country studies
Springer Science, 2012
Douglas-Young, John
Practical oscilloscope handbook / John Douglas-Young
Parker Publishing Company, 1979
 Buku Referensi
Lange's handbook of chemistry : eleventh edition / editor, John A. Dean
McGraw-Hill, 1973
 Buku Referensi
Chemical processing handbook / editor, John J. McKetta
Marcel Dekker, 1993
 Buku Referensi