APA
Patil G. (., Waters W. (. & Pielou E. (. (1971). Sampling and modeling biological populations and population. London: The Pennsylvania State Uni Pr.
Chicago
Patil G.P (ed), Waters W.E (jt.ed) and Pielou E.C (jt.ed). 1971. Sampling and modeling biological populations and population. London: The Pennsylvania State Uni Pr.
Harvard
Patil G. (., Waters W. (. and Pielou E. (. (1971). Sampling and modeling biological populations and population. London: The Pennsylvania State Uni Pr.
MLA
Patil G.P (ed), Waters W.E (jt.ed) and Pielou E.C (jt.ed). Sampling and modeling biological populations and population. London: The Pennsylvania State Uni Pr. 1971.