APA-viite

RL Blackman. (1994). Aphids on the world's trees: An identification and information guide. CAB international.

Chicago-tyylinen lähdeviittaus

RL Blackman. Aphids on the World's Trees: An Identification and Information Guide. UK: CAB international, 1994.

MLA-viite

RL Blackman. Aphids on the World's Trees: An Identification and Information Guide. CAB international, 1994.