Case studies in population and natural resources : Cape Verde, field study
1992
Spencer, Elsa |
Population
Case studies in population and natural resources : Brazil
1989
Castleton, Joana Dulce |
Estudio de caso en poblacion y recursos naturales : Honduras, estudio de campo
1989
Trejos, Marta |
Solis, Vivienne |
The Fly river catchment Papua New Guinea : a regional environmental assessment
1993
Watling, Dick |
Wood, Stephen G. |
Mortality levels and trends in Pakistan : 1950-1987
1992
Irfan, Mohammad |
The determinants and consequence of migration in Pakistan (1951-1981)
1992
Irfan, Mohammad |
Poblacion, recursos y desarrollo : una guia para planificadores
1988
Rennie, J. K. |
Ngorongoro Conservation Area : aerial survey of livestock and wildlife, 23-25 October 1987 : preliminary results of SRF survey
1988
Perkin, Scott |
Campbell, Kenneth L. |
Ngorongoro Conservation and Development Project : 1987 dry season sample ground census : preliminary report
1988
Perkin, Scott |