APA
"Great Britain G. O. . N. C. (., "Great Britain G. O. . N. C. (., .Report and accounts. : .
Chicago
"Great Britain Government Of National Coal (Board)", "Great Britain Government Of National Coal (Board)", .Report and accounts. : .
Harvard
"Great Britain G. O. . N. C. (., "Great Britain G. O. . N. C. (., .Report and accounts. : .
MLA
"Great Britain Government Of National Coal (Board)", "Great Britain Government Of National Coal (Board)", .: . .
