By Marzal, Manuel | IPA-Cusco.
Cusco : IPA, 1971 .
iii, 570 p , *Bibliografía: p. 543-559

By Garr, Thomas | IPA-Cusco.
Cusco : IPA, 1972 .
257 p. : , Bibliografía: p. 247-254

By Gallego, Andrés, comp | IPA-Cusco | CEP-Lima.
Cusco : IPA, 1994 .
334 p

By Zambrano Rojas, Luis | Rodríguez Rodríguez, Mauricio | IPA-Cusco.
Cusco : IPA, 1997 .
287 p. :

By Zegarra Moretti, Carlos, ed | IPA-Cusco | Prelatura de Ayaviri-Puno.
Cusco : IPA, 2011 .
395 p

By Kessel, Juan Van.
Cusco : IPA, 1981 .
315 p. :

By González Martínez, José Luis | IPA-Cusco.
Cusco : IPA, 1987 .
397 p

By Aráoz de Guevara, Dora | Salas Cruz, Américo | IPA-Cusco.
Cusco : IPA, 1993 .
230 p

By IPA-Cusco.
Cusco : IPA, 1990 .
330 p

By COINCIDE-Cusco | IPA-Cusco.
Cusco : IPA, 1991 .
107 p

By Arias Lizares, Andrés | Polar Ponce, Abdulia | IPA-Cusco | Prelatura de Juli | TAREA-Lima.
Cusco : IPA, 1991 .
153 p