Spencer, Peter
Churchill livingstone , 1998
Buku Teks
Thomson, Peter, author
Yayasan Obor Indonesia, 1998
Buku Teks
Gianakaris, C. J., 1934-, author
Macmillan, 1992
Buku Teks
Steele, Peter, author
Oxford University , 1992
Buku Teks
Peter, Laurence J., author
Souvenir Press, 1994
Buku Teks