APA (7e ed.) Bronvermelding

Bold, H. C., & La Claire, J. W. (1987). The plant kingdom (5th ed.). Prentice-Hall.

Chicago (17e ed.) Bronvermelding

Bold, Harold Charles, en John W. La Claire. The Plant Kingdom. 5th ed. Englewood Cliffs, N.J: Prentice-Hall, 1987.

MLA (9e ed.) Bronvermelding

Bold, Harold Charles, en John W. La Claire. The Plant Kingdom. 5th ed. Prentice-Hall, 1987.