Gaya APA

Scot, A, C. (1987). geological society special publication no. 32 Coal and Coal Bearing Strata Recent Advances (E-Book) . Great Britain: Blackwell Scientific Publications.

Gaya MLA

Scot, Andrew., C. "geological society special publication no. 32 Coal and Coal Bearing Strata Recent Advances (E-Book)". Great Britain: Blackwell Scientific Publications, 1987. E-book.