APA

Stahl W., Faber E., Federal Institute for Geosciences and Natural Resources (Alemania), World Petroleum Congress (11th. : 1983 : London), Faber E. & Federal Institute for Geosciences and Natural Resources (Alemania).Carbon isotopes as a petroleum exploration tool. : .

Chicago

Stahl Wolfgang, Faber Eckhard, Federal Institute for Geosciences and Natural Resources (Alemania), World Petroleum Congress (11th. : 1983 : London), Faber Eckhard and Federal Institute for Geosciences and Natural Resources (Alemania).Carbon isotopes as a petroleum exploration tool. : .

Harvard

Stahl W., Faber E., Federal Institute for Geosciences and Natural Resources (Alemania), World Petroleum Congress (11th. : 1983 : London), Faber E. and Federal Institute for Geosciences and Natural Resources (Alemania).Carbon isotopes as a petroleum exploration tool. : .

MLA

Stahl Wolfgang, Faber Eckhard, Federal Institute for Geosciences and Natural Resources (Alemania), World Petroleum Congress (11th. : 1983 : London), Faber Eckhard and Federal Institute for Geosciences and Natural Resources (Alemania).: . .