APA

Aoki N., Baba K., . (1987). A psmmotreta (Tellinimactra) species from the Narita Formation, Shimotsuma, southern Ibaraki, Central Japan. Tsukuba: University of Tsukuba, Institute of Geoscience.

Chicago

Aoki Naoaki, Baba Katsuyoshi, . 1987. A psmmotreta (Tellinimactra) species from the Narita Formation, Shimotsuma, southern Ibaraki, Central Japan. Tsukuba: University of Tsukuba, Institute of Geoscience.

Harvard

Aoki N., Baba K., . (1987). A psmmotreta (Tellinimactra) species from the Narita Formation, Shimotsuma, southern Ibaraki, Central Japan. Tsukuba: University of Tsukuba, Institute of Geoscience.

MLA

Aoki Naoaki, Baba Katsuyoshi, . A psmmotreta (Tellinimactra) species from the Narita Formation, Shimotsuma, southern Ibaraki, Central Japan. Tsukuba: University of Tsukuba, Institute of Geoscience. 1987.