Kovacs, Ferenc
Linguistic structures and linguistic laws / by Ferenc Kovacs
B.R. Gruner, 1971
 Buku Teks
Seal, Hilary L.
Survival probabilities : the goal of risk theory
John Wiley & Sons, 1978
 Buku Teks
Schodek, Daniel L.
Structures
Prentice-Hall, 1980
 Buku Teks
Schodek, Daniel L.
Structures
Prentice-Hall, 1998
 Buku Teks
Schodek, Daniel L.
Structures
Prentice-Hall, 1998
 Buku Teks