Labor 276
Labor and laboring classes 812
Laboratory manuals 710
Labor Day 139
Labor economics 309
Labor laws and legislation 998
Labor market 541
Labor mobility 155
Labor policy 346
Labor productivity 466
Labor supply 1,615
Labor unions 401
Lacson, Panfilo M. 272
Lacson, Panfilo M., Sr 610
Laguna 143
Land 206
Landfills 150
Land reform 1,525
Landscape architecture 483
Landscape gardening 165
Land settlement 194
Landslides 286
Land tenure 781
Land titles 274
Land use 1,088
Land use, Rural 183
Land use, Urban 168
Language 819
Language acquisition 362
Language and culture 277
Language and education 154
Language and languages 2,042
Language arts 270
Language arts (Elementary) 245
Language policy 188
Languages 459
Languages, Modern 150
Lasers 144
Latin language 152
Law 2,256
Law and legislation 379
Law and legislation 6,069
Laws and legislation 360
Laws and regulations 1,605
Lawyers 1,414
Leadership 2,234
Learning 533
Learning disabilities 188
Learning disabled children 234
Learning, Psychology of 781
Legal ethics 151
Legal status, laws, etc 1,185
Legarda, Loren 349
Legends 545
Legislation 159
Legislative bodies 154
Legislative hearings 205
Legislators 1,056
Leisure 257
Lent 154
Lesbians 233
Lesson planning 232
Leyte 170
Libel and slander 285
Liberalism 253
Liberal Party (Political party) 262
Liberty 416
Librarians 338
Libraries 1,081
Library administration 277
Library science 540
Life 245
Lighting 237
Lim, Alfredo S. 267
Linear programming 264
Linguistics 698
Literacy 492
Literary collections 141
Literature 1,724
Literature and society 290
Literature, Comparative 171
Literature, Modern 314
Loans 314
Loans, Foreign 249
Local area networks (Computer networks) 151
Local elections 178
Local finance 266
Local government 1,892
Local Government Units 620
Local transit 365
Lockdowns (Safety measures) 461
Locsin, Teodoro L., Jr 139
Logging 394
Logic 604
Logic design 176
Logic, Symbolic and mathematical 408
Love 397
Lozada, Rodolfo I., Jr 247
Lungs 208
Luzon 176