APA
Ford-Lloyd B., Hawkes J. G. & Maxted N. (1997). Plant genetic conservation : the in situ approach. London: Chapman & Hall.
Chicago
Ford-Lloyd Brian, Hawkes J G and Maxted Nigel. 1997. Plant genetic conservation : the in situ approach. London: Chapman & Hall.
Harvard
Ford-Lloyd B., Hawkes J. G. and Maxted N. (1997). Plant genetic conservation : the in situ approach. London: Chapman & Hall.
MLA
Ford-Lloyd Brian, Hawkes J G and Maxted Nigel. Plant genetic conservation : the in situ approach. London: Chapman & Hall. 1997.