Glassman, William E.
Approaches to psychology
Open University Press, 2004
 Buku Teks SO
Approaches to the novel
edited by John Colmer
Oliver & Boyd, 1967
 Buku Teks SO
Shrodes, Caroline
Approaches to prose
Macmillan, 1967
 Buku Teks SO
Tame, Jeremy R.H.
Approaches to entropy
Springer Singapore, 2019
 eBooks
Schiffrin, Deborah
Approaches to discourse
Blackwell , 2000
 Buku Teks SO