APA
Commonwealth Association of Surveying and Land Economy, . (1971). Seminar on surveying education in Africa, organised by CASLE at the University of Nairobi, 14-15 January 1971. London: CASLE.
Chicago
Commonwealth Association of Surveying and Land Economy, . 1971. Seminar on surveying education in Africa, organised by CASLE at the University of Nairobi, 14-15 January 1971. London: CASLE.
Harvard
Commonwealth Association of Surveying and Land Economy, . (1971). Seminar on surveying education in Africa, organised by CASLE at the University of Nairobi, 14-15 January 1971. London: CASLE.
MLA
Commonwealth Association of Surveying and Land Economy, . Seminar on surveying education in Africa, organised by CASLE at the University of Nairobi, 14-15 January 1971. London: CASLE. 1971.
