APA
Hopkins Brian, . (1977). Forest and savanna : an introduction to tropical terrestrial ecology with special reference tom west Africa. Ibadan: Heinnemann Education Books Ltd.
Chicago
Hopkins Brian, . 1977. Forest and savanna : an introduction to tropical terrestrial ecology with special reference tom west Africa. Ibadan: Heinnemann Education Books Ltd.
Harvard
Hopkins Brian, . (1977). Forest and savanna : an introduction to tropical terrestrial ecology with special reference tom west Africa. Ibadan: Heinnemann Education Books Ltd.
MLA
Hopkins Brian, . Forest and savanna : an introduction to tropical terrestrial ecology with special reference tom west Africa. Ibadan: Heinnemann Education Books Ltd. 1977.