APA
Sajeva M., Costanzo M., . (1994). Succulents. London: Cassell.
Chicago
Sajeva Maurizio, Costanzo Mariangela, . 1994. Succulents. London: Cassell.
Harvard
Sajeva M., Costanzo M., . (1994). Succulents. London: Cassell.
MLA
Sajeva Maurizio, Costanzo Mariangela, . Succulents. London: Cassell. 1994.
