APA Style
German Appropriate Technology Exchange,. (1979).
Biogas plants : Building instructions .
sine loco:
German Appropriate Technology Exchange.
Chicago Style
German Appropriate Technology Exchange,.
Biogas plants : Building instructions.
sine loco:
German Appropriate Technology Exchange,
1979.
Text.
MLA Style
German Appropriate Technology Exchange,.
Biogas plants : Building instructions.
sine loco:
German Appropriate Technology Exchange,
1979.
Text.
Turabian Style
German Appropriate Technology Exchange,.
Biogas plants : Building instructions.
sine loco:
German Appropriate Technology Exchange,
1979.
Print.