Dahlberg I. (1978). Ontical structures and universal classification. Sarada Ranganathan Endowment.
シカゴスタイル引用形Dahlberg I. Ontical Structures and Universal Classification. London: Sarada Ranganathan Endowment, 1978.
MLA引用形式Dahlberg I. Ontical Structures and Universal Classification. Sarada Ranganathan Endowment, 1978.
警告: この引用は必ずしも正確ではありません.