A comparison between the petrography of South African and some other palaeozoic coals
By: by C.P. Snyman
Series: Publikasies van die Universiteit van Pretoria. Nuwe reeks -- nr. 15; Publikasies van die Universiteit van Pretoria -- nr. 15
Publisher: University of Pretoria
Published: 1961
Place of publication: Pretoria
Language: eng
Number of pages: 58
Notes: Bibliography: p. 34-37.