Dunn, John A., 1949-
Modern Russian Grammar : a practical guide
Routledge, 2009
 Buku Teks
Dunn, John, 1940-
Modern Russian grammar : a practical guide
Routledge, 2009
 Buku Referensi
Rorden, Judith Waring
Nurses as health teachers: a practical guide
W.B. Saunders Company, 1987
 Buku Teks
Ross, Claudia
Modern Mandarin Chinese Grammar: a practical guide
Routledge, 2006
 Buku Referensi
Mudd, Norma
Effective spelling : a practical guide for teachers / Norma Mudd
Hodder & Stoughton Educational , 1998
 Buku Teks