By Echevarria Alvarado, Félix..
Santurce, P.R. Express Offset & Printing Services .
166 p.

By Avilés Concepción, Jorge Luis.
Santurce, P.R. Express Offset & Printing .
58 p.

By Suárez Williams, Bruce..
Santurce, P.R. Express Offset & Printing Services 1984 .
80 p.

By Canelas Paddock, Aymee I..
Fajardo, P. R. Express Offset Printing Services 1982 .
61 [2] p.

By Delgado Merced, Edna Licelott.
San Juan, P.R. Express Offset & Printing Services 1984 .
50, [3] p. 21 cm..

By Acosta Ramos, Ursula.
Hormigueros, P. R. Express Offset & Printing Services 1983 .
xii, 139, 90 p. , Errata slip inserted.

By Echevarria Alvarado, Félix..
Santurce, P.R. Express Offset & Printing Services 1984 .
166 p.

By Echevarria Alvarado, Félix..
Santurce, P.R. : Express Offset & Printing Services , 1980 .
166 pages ; 16 cm..

By Martínez, Aurelio.
[S.l. s.n.] 1983 .
100 p.