"ritchie, w . "
mapping for field scientist: a problem-solving approach: / w.. ritchie - 1 ed. - uk : david and charles 1977. - ", 327p.; 22 cm."
includes bibliography
0 7153 7272 6 hard cover
--
526. 9 rit
mapping for field scientist: a problem-solving approach: / w.. ritchie - 1 ed. - uk : david and charles 1977. - ", 327p.; 22 cm."
includes bibliography
0 7153 7272 6 hard cover
--
526. 9 rit