APA
International Conference on Approval Plans and Collection Development, International Conference on Approval Plans and Collection Development, International Conference on Approval Plans and Collection Development, Spyers-Duran P. & Mann T. W. (1980). Shaping library collections for the 1980s. Phoenix, AZ: Oryx Press.
Chicago
International Conference on Approval Plans and Collection Development, International Conference on Approval Plans and Collection Development, International Conference on Approval Plans and Collection Development, Spyers-Duran Peter and Mann Thomas W. 1980. Shaping library collections for the 1980s. Phoenix, AZ: Oryx Press.
Harvard
International Conference on Approval Plans and Collection Development, International Conference on Approval Plans and Collection Development, International Conference on Approval Plans and Collection Development, Spyers-Duran P. and Mann T. W. (1980). Shaping library collections for the 1980s. Phoenix, AZ: Oryx Press.
MLA
International Conference on Approval Plans and Collection Development, International Conference on Approval Plans and Collection Development, International Conference on Approval Plans and Collection Development, Spyers-Duran Peter and Mann Thomas W. Shaping library collections for the 1980s. Phoenix, AZ: Oryx Press. 1980.