APA
WASSINK E. C., . (1965). Light intensity effects in growth and development of Tulips iin comparison with those in Gladiolus. Nederland: Mededelingen.
Chicago
WASSINK E C, . 1965. Light intensity effects in growth and development of Tulips iin comparison with those in Gladiolus. Nederland: Mededelingen.
Harvard
WASSINK E. C., . (1965). Light intensity effects in growth and development of Tulips iin comparison with those in Gladiolus. Nederland: Mededelingen.
MLA
WASSINK E C, . Light intensity effects in growth and development of Tulips iin comparison with those in Gladiolus. Nederland: Mededelingen. 1965.