APA

Krascheninnikow S, . (1968). Observation on the Contracrtile Vacuoles of Balantidium Baviae and B. Coli. New York: .

Chicago

Krascheninnikow S, . 1968. Observation on the Contracrtile Vacuoles of Balantidium Baviae and B. Coli. New York: .

Harvard

Krascheninnikow S, . (1968). Observation on the Contracrtile Vacuoles of Balantidium Baviae and B. Coli. New York: .

MLA

Krascheninnikow S, . Observation on the Contracrtile Vacuoles of Balantidium Baviae and B. Coli. New York: . 1968.