Gaya APA
Symons, M. V.. (1985).
Site Investigation in Old Coal Mining Areas - Recommended Procedure for the Desk Study .
:
Pentech Press.
Gaya Chicago
Symons, M. V..
Site Investigation in Old Coal Mining Areas - Recommended Procedure for the Desk Study.
:
Pentech Press,
1985.
Computer Software.
Gaya MLA
Symons, M. V..
Site Investigation in Old Coal Mining Areas - Recommended Procedure for the Desk Study.
:
Pentech Press,
1985.
Computer Software.
Gaya Turabian
Symons, M. V..
Site Investigation in Old Coal Mining Areas - Recommended Procedure for the Desk Study.
:
Pentech Press,
1985.
Computer Software.