Estilo APA
Lester R. Brown, Michael Renner, Brian Halweil. (1999).
Vital Signs 1999, the environmental trends that are shaping our future (1º).
:
Worlswatch Istitute.
Estilo Chicago
Lester R. Brown, Michael Renner, Brian Halweil.
Vital Signs 1999, the environmental trends that are shaping our future.
1º
:
Worlswatch Istitute,
1999.
.
Estilo MLA
Lester R. Brown, Michael Renner, Brian Halweil.
Vital Signs 1999, the environmental trends that are shaping our future.
1º
:
Worlswatch Istitute,
1999.
.
Estilo Turabian
Lester R. Brown, Michael Renner, Brian Halweil.
Vital Signs 1999, the environmental trends that are shaping our future.
1º
:
Worlswatch Istitute,
1999.
.