Sorrell, Vincent L.
Questions, tricks, and tips for the echocardiography boards
Wolters Kluwer, 2015
 Buku Teks SO
Odwin, Charles S.
Lange review : ultrasonography examination
McGraw-Hill Medical, 2013
 Multimedia
Barry, Sebastian
Een lange, lange weg
Querido, 2006
 Buku Teks
Lange's handbook of chemistry
edited by John A. Dean, Norbert Adolph Lange
McGraw-Hill, 1985
 Buku Referensi
Hall, Gary D.
Appleton and Lange's review of pharmacy
Prentice-Hall, 1992
 Buku Teks SO