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APA-referens

Kallio, S., & Alexander, V. (1976). Nitrogenase activity in Peltigera aphthosa and Stereocaulon paschale in early spring. Reports from the Kevo Subarctic Research Station, 12-15.

Chicago-stil citat

Kallio, Sinikka, och Vera Alexander. "Nitrogenase Activity in Peltigera Aphthosa and Stereocaulon Paschale in Early Spring." Reports from the Kevo Subarctic Research Station 1976: 12-15.

MLA-referens

Kallio, Sinikka, och Vera Alexander. "Nitrogenase Activity in Peltigera Aphthosa and Stereocaulon Paschale in Early Spring." Reports from the Kevo Subarctic Research Station, 1976, pp. 12-15.

Harvard-stil citat

Kallio, S. & Alexander, V. 1976. Nitrogenase activity in Peltigera aphthosa and Stereocaulon paschale in early spring. Reports from the Kevo Subarctic Research Station, pp. 12-15.

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