(1988). Symposium on Land Qualities in Space and Time: Invited papers. Wageningen: Wageningen Agricultural Univ.
Chicago Stili AlıntıSymposium On Land Qualities in Space and Time: Invited Papers. Wageningen: Wageningen Agricultural Univ, 1988.
MLA AlıntıSymposium On Land Qualities in Space and Time: Invited Papers. Wageningen: Wageningen Agricultural Univ, 1988.
Uyarı: Bu alıntı herzaman %100 doğru olmayabilir..