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Rhif y cyhoeddwr = Publisher's number: SCH00307BMHH-B-P.
Ar dop y dudalen deitl: Asiantaeth yr Amgylchedd Cymru = At head of t.p.: Environment Agency Wales.
Gweler hefyd: Adroddiadau gwyddoniaeth = See also: Science reports: ISBN: 9781844327034 and 9781844327041.
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Arolwg o ddulliau samplu macro-infertebrata Benthic llynnoedd a strategaeth ar gyfer y Gyfarwyddeb Fframwaith Dŵr. Published by Asiantaeth yr Amgylchedd in 2007. Publication and catalogue information, links to buy online and reader comments.