Grzimek's Encyclopedia of ecology

nork Grzimek, Bernhard
Argitaratua 1976

Macmillan dictionary of the environment

nork Allaby, Michael
Argitaratua 1985

Dictionary of the environment

nork Allaby, Michael
Argitaratua 1979

Dictionary of the environment

nork Allaby, Michael
Argitaratua 1979

Dictionary of environmental terms

nork Gilpin, Alan
Argitaratua 1976

Encyclopedia of environment and pollution control, Vol.1: Plastic wastes management, control, recycling and disposal

nork U S Environmental Protection Agency
Argitaratua 2003

Encyclopedia of environment and pollution control, Vol.2: Medical waste management and disposal

nork U S Environmental Protection Agency
Argitaratua 2003

Encyclopedia of environment and pollution control, Vol.3: Hazardous materials and waste management, A guide for the professional hazards manager

nork Cheremisinoff, Nicholas P; Cheremisinoff, Paul N
Argitaratua 2003

Encyclopedia of environment and pollution control, Vol.4: Approaches to implementing solid waste recycling facilities

nork Rogoff, Mare J, et al
Argitaratua 2003

McGraw-Hill Encyclopedia of environmental science

nork Lapedes, Daniel N, Ed
Argitaratua 1974