APA

Pickford J. A., . (1977). Indexed bibliography of publications on water and waste engineering for developing countries. Loughborough: Loughborough University of Technology, Department of Civil Engineering, Water and Waster Engineering for Developing Countries Group.

Chicago

Pickford John Aston, . 1977. Indexed bibliography of publications on water and waste engineering for developing countries. Loughborough: Loughborough University of Technology, Department of Civil Engineering, Water and Waster Engineering for Developing Countries Group.

Harvard

Pickford J. A., . (1977). Indexed bibliography of publications on water and waste engineering for developing countries. Loughborough: Loughborough University of Technology, Department of Civil Engineering, Water and Waster Engineering for Developing Countries Group.

MLA

Pickford John Aston, . Indexed bibliography of publications on water and waste engineering for developing countries. Loughborough: Loughborough University of Technology, Department of Civil Engineering, Water and Waster Engineering for Developing Countries Group. 1977.