Стиль цитування APA (7-ме видання)

Fritz, M. A. (1977). Redescription of type specimens of species of the bryozoan genera Atactoporella, Homotrypa, and Homotrypella, from the Upper Ordovician rocks of the Credit River Valley, Ontario, Canada. Royal Ontario Museum.

Чикаго стиль цитування (17-те видання)

Fritz, Madeleine A. Redescription of Type Specimens of Species of the Bryozoan Genera Atactoporella, Homotrypa, and Homotrypella, from the Upper Ordovician Rocks of the Credit River Valley, Ontario, Canada. Toronto: Royal Ontario Museum, 1977.

Стиль цитування MLA (8-ме видання)

Fritz, Madeleine A. Redescription of Type Specimens of Species of the Bryozoan Genera Atactoporella, Homotrypa, and Homotrypella, from the Upper Ordovician Rocks of the Credit River Valley, Ontario, Canada. Royal Ontario Museum, 1977.