01027nam a2200301 i 4500 13891 BD-RjUL 20211208235531.0 140203s1975 enka bp 001 0 eng 0521206588. 0521206383 (BD-RjUL)13943 DLC DLC DLC BD-RjUL eng eng 574.52 TRE 1975 Tribe, Michael A. 35937 Ecological principles / Michael A. Tribe, Michael R. Eraut & Roger K. Snook. Book 4 Cambridge [Eng.] ; New York : Cambridge University Press, 1975. viii, 160 p. : ill. ; 30 cm. Basic biology course ; book 4 : Unit 2, Organisms and their environment Bibliography: p. 158 and index. Ecology Programmed instruction. 37280 book 4. 43427 Eraut, Michael, joint author. 35939 Snook, Roger K., joint author. 35940 ddc BK 13891 13891 0 0 ddc V-4 0 0 NFIC RUCL RUCL Stack 1979-08-31 Heffers. 10.00 0 574.52 TRE 1975 2014-02-03 00:00:00 C-3 2014-02-03 BK